diff --git a/yarn.lock b/yarn.lock
index 39dcc4fd..aac4477b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -222,6 +222,14 @@ arrify@^1.0.0, arrify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
 
+asn1.js@^4.0.0:
+  version "4.9.2"
+  resolved "https://registry.yarnpkg.com/asn1.js/-/asn1.js-4.9.2.tgz#8117ef4f7ed87cd8f89044b5bff97ac243a16c9a"
+  dependencies:
+    bn.js "^4.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 asn1@0.1.11:
   version "0.1.11"
   resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.1.11.tgz#559be18376d08a4ec4dbe80877d27818639b2df7"
@@ -271,10 +279,6 @@ async@1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/async/-/async-1.4.0.tgz#35f86f83c59e0421d099cd9a91d8278fb578c00d"
 
-async@^0.9.0, async@~0.9.0:
-  version "0.9.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
-
 async@^1.4.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
@@ -285,9 +289,9 @@ async@^2.1.2:
   dependencies:
     lodash "^4.14.0"
 
-async@~0.2.6:
-  version "0.2.10"
-  resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
+async@~0.9.0:
+  version "0.9.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
 
 async@~1.0.0:
   version "1.0.0"
@@ -452,7 +456,7 @@ bn.js@^3.1.1:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-3.3.0.tgz#1138e577889fdc97bbdab51844f2190dfc0ae3d7"
 
-bn.js@^4.11.3:
+bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.11.3, bn.js@^4.4.0:
   version "4.11.8"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
 
@@ -493,23 +497,67 @@ brorand@^1.0.1, brorand@^1.0.5:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
 
-browserify-aes@0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-0.4.0.tgz#067149b668df31c4b58533e02d01e806d8608e2c"
+browserify-aes@^1.0.0, browserify-aes@^1.0.4:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-1.1.1.tgz#38b7ab55edb806ff2dcda1a7f1620773a477c49f"
   dependencies:
+    buffer-xor "^1.0.3"
+    cipher-base "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.3"
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
+browserify-cipher@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-cipher/-/browserify-cipher-1.0.0.tgz#9988244874bf5ed4e28da95666dcd66ac8fc363a"
+  dependencies:
+    browserify-aes "^1.0.4"
+    browserify-des "^1.0.0"
+    evp_bytestokey "^1.0.0"
+
+browserify-des@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-des/-/browserify-des-1.0.0.tgz#daa277717470922ed2fe18594118a175439721dd"
+  dependencies:
+    cipher-base "^1.0.1"
+    des.js "^1.0.0"
     inherits "^2.0.1"
 
-browserify-zlib@^0.1.4:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/browserify-zlib/-/browserify-zlib-0.1.4.tgz#bb35f8a519f600e0fa6b8485241c979d0141fb2d"
+browserify-rsa@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/browserify-rsa/-/browserify-rsa-4.0.1.tgz#21e0abfaf6f2029cf2fafb133567a701d4135524"
   dependencies:
-    pako "~0.2.0"
+    bn.js "^4.1.0"
+    randombytes "^2.0.1"
+
+browserify-sign@^4.0.0:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/browserify-sign/-/browserify-sign-4.0.4.tgz#aa4eb68e5d7b658baa6bf6a57e630cbd7a93d298"
+  dependencies:
+    bn.js "^4.1.1"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.2"
+    elliptic "^6.0.0"
+    inherits "^2.0.1"
+    parse-asn1 "^5.0.0"
+
+browserify-zlib@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/browserify-zlib/-/browserify-zlib-0.2.0.tgz#2869459d9aa3be245fe8fe2ca1f46e2e7f54d73f"
+  dependencies:
+    pako "~1.0.5"
 
 buffer-crc32@~0.2.1:
   version "0.2.13"
   resolved "https://registry.yarnpkg.com/buffer-crc32/-/buffer-crc32-0.2.13.tgz#0d333e3f00eac50aa1454abd30ef8c2a5d9a7242"
 
-buffer@^4.9.0:
+buffer-xor@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/buffer-xor/-/buffer-xor-1.0.3.tgz#26e61ed1422fb70dd42e6e36729ed51d855fe8d9"
+
+buffer@^4.3.0:
   version "4.9.1"
   resolved "https://registry.yarnpkg.com/buffer/-/buffer-4.9.1.tgz#6d1bb601b07a4efced97094132093027c95bc298"
   dependencies:
@@ -610,7 +658,7 @@ charenc@~0.0.1:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/charenc/-/charenc-0.0.2.tgz#c0a1d2f3a7092e03774bfa83f14c0fc5790a8667"
 
-chokidar@^1.0.0:
+chokidar@^1.7.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-1.7.0.tgz#798e689778151c8076b4b360e5edd28cda2bb468"
   dependencies:
@@ -629,7 +677,7 @@ chownr@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.0.1.tgz#e2a75042a9551908bebd25b8523d5f9769d79181"
 
-cipher-base@^1.0.1:
+cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.4.tgz#8760e4ecc272f4c363532f926d874aae2c1397de"
   dependencies:
@@ -831,7 +879,14 @@ crc32-stream@~0.3.1:
     buffer-crc32 "~0.2.1"
     readable-stream "~1.0.24"
 
-create-hash@^1.1.2:
+create-ecdh@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.0.tgz#888c723596cdf7612f6498233eebd7a35301737d"
+  dependencies:
+    bn.js "^4.1.0"
+    elliptic "^6.0.0"
+
+create-hash@^1.1.0, create-hash@^1.1.2:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/create-hash/-/create-hash-1.1.3.tgz#606042ac8b9262750f483caddab0f5819172d8fd"
   dependencies:
@@ -840,6 +895,17 @@ create-hash@^1.1.2:
     ripemd160 "^2.0.0"
     sha.js "^2.4.0"
 
+create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
+  version "1.1.6"
+  resolved "https://registry.yarnpkg.com/create-hmac/-/create-hmac-1.1.6.tgz#acb9e221a4e17bdb076e90657c42b93e3726cf06"
+  dependencies:
+    cipher-base "^1.0.3"
+    create-hash "^1.1.0"
+    inherits "^2.0.1"
+    ripemd160 "^2.0.0"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
+
 cross-spawn@^4:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-4.0.2.tgz#7b9247621c23adfdd3856004a823cbe397424d41"
@@ -871,14 +937,21 @@ cryptiles@3.x.x:
   dependencies:
     boom "5.x.x"
 
-crypto-browserify@3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.3.0.tgz#b9fc75bb4a0ed61dcf1cd5dae96eb30c9c3e506c"
+crypto-browserify@^3.11.0:
+  version "3.12.0"
+  resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.12.0.tgz#396cf9f3137f03e4b8e532c58f698254e00f80ec"
   dependencies:
-    browserify-aes "0.4.0"
-    pbkdf2-compat "2.0.1"
-    ripemd160 "0.2.0"
-    sha.js "2.2.6"
+    browserify-cipher "^1.0.0"
+    browserify-sign "^4.0.0"
+    create-ecdh "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.0"
+    diffie-hellman "^5.0.0"
+    inherits "^2.0.1"
+    pbkdf2 "^3.0.3"
+    public-encrypt "^4.0.0"
+    randombytes "^2.0.0"
+    randomfill "^1.0.3"
 
 ctype@0.5.3:
   version "0.5.3"
@@ -986,6 +1059,13 @@ deprecated@^0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/deprecated/-/deprecated-0.0.1.tgz#f9c9af5464afa1e7a971458a8bdef2aa94d5bb19"
 
+des.js@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/des.js/-/des.js-1.0.0.tgz#c074d2e2aa6a8a9a07dbd61f9a15c2cd83ec8ecc"
+  dependencies:
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 detect-file@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/detect-file/-/detect-file-0.1.0.tgz#4935dedfd9488648e006b0129566e9386711ea63"
@@ -1010,6 +1090,14 @@ diff@^3.1.0:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.4.0.tgz#b1d85507daf3964828de54b37d0d73ba67dda56c"
 
+diffie-hellman@^5.0.0:
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.2.tgz#b5835739270cfe26acf632099fded2a07f209e5e"
+  dependencies:
+    bn.js "^4.1.0"
+    miller-rabin "^4.0.0"
+    randombytes "^2.0.0"
+
 difflib@~0.2.1:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/difflib/-/difflib-0.2.4.tgz#b5e30361a6db023176d562892db85940a718f47e"
@@ -1114,6 +1202,18 @@ elliptic@^5.1.0:
     hash.js "^1.0.0"
     inherits "^2.0.1"
 
+elliptic@^6.0.0:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.0.tgz#cac9af8762c85836187003c8dfe193e5e2eae5df"
+  dependencies:
+    bn.js "^4.4.0"
+    brorand "^1.0.1"
+    hash.js "^1.0.0"
+    hmac-drbg "^1.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.0"
+
 emoji-regex@~6.1.0:
   version "6.1.3"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-6.1.3.tgz#ec79a3969b02d2ecf2b72254279bf99bc7a83932"
@@ -1329,6 +1429,13 @@ events@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924"
 
+evp_bytestokey@^1.0.0, evp_bytestokey@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/evp_bytestokey/-/evp_bytestokey-1.0.3.tgz#7fcbdb198dc71959432efe13842684e0525acb02"
+  dependencies:
+    md5.js "^1.3.4"
+    safe-buffer "^5.1.1"
+
 execa@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/execa/-/execa-0.7.0.tgz#944becd34cc41ee32a63a9faf27ad5a65fc59777"
@@ -1944,6 +2051,13 @@ hash-base@^2.0.0:
   dependencies:
     inherits "^2.0.1"
 
+hash-base@^3.0.0:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-3.0.4.tgz#5fc8686847ecd73499403319a6b0a3f3f6ae4918"
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 hash.js@^1.0.0, hash.js@^1.0.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.3.tgz#340dedbe6290187151c1ea1d777a3448935df846"
@@ -1986,6 +2100,14 @@ he@^0.5.0:
   version "0.2.6"
   resolved "https://registry.yarnpkg.com/heap/-/heap-0.2.6.tgz#087e1f10b046932fc8594dd9e6d378afc9d1e5ac"
 
+hmac-drbg@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
+  dependencies:
+    hash.js "^1.0.3"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.1"
+
 hoek@2.x.x:
   version "2.16.3"
   resolved "https://registry.yarnpkg.com/hoek/-/hoek-2.16.3.tgz#20bb7403d3cea398e91dc4710a8ff1b8274a25ed"
@@ -2058,9 +2180,9 @@ http-signature@~1.2.0:
     jsprim "^1.2.2"
     sshpk "^1.7.0"
 
-https-browserify@0.0.1:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-0.0.1.tgz#3f91365cabe60b77ed0ebba24b454e3e09d95a82"
+https-browserify@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-1.0.0.tgz#ec06c10e0a34c0f2faf199f7fd7fc78fffd03c73"
 
 https-proxy-agent@^1.0.0:
   version "1.0.0"
@@ -2748,6 +2870,13 @@ md5-o-matic@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/md5-o-matic/-/md5-o-matic-0.1.1.tgz#822bccd65e117c514fab176b25945d54100a03c3"
 
+md5.js@^1.3.4:
+  version "1.3.4"
+  resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.4.tgz#e9bdbde94a20a5ac18b04340fc5764d5b09d901d"
+  dependencies:
+    hash-base "^3.0.0"
+    inherits "^2.0.1"
+
 md5@^2.1.0:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/md5/-/md5-2.2.1.tgz#53ab38d5fe3c8891ba465329ea23fac0540126f9"
@@ -2793,6 +2922,13 @@ micromatch@^2.1.5, micromatch@^2.3.11, micromatch@^2.3.7:
     parse-glob "^3.0.4"
     regex-cache "^0.4.2"
 
+miller-rabin@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/miller-rabin/-/miller-rabin-4.0.1.tgz#f080351c865b0dc562a8462966daa53543c78a4d"
+  dependencies:
+    bn.js "^4.0.0"
+    brorand "^1.0.1"
+
 mime-db@~1.12.0:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.12.0.tgz#3d0c63180f458eb10d325aaa37d7c58ae312e9d7"
@@ -2825,6 +2961,10 @@ minimalistic-assert@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.0.tgz#702be2dda6b37f4836bcb3f5db56641b64a1d3d3"
 
+minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
+
 minimatch@0.3:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-0.3.0.tgz#275d8edaac4f1bb3326472089e7949c8394699dd"
@@ -2971,29 +3111,29 @@ node-int64@~0.3.0:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/node-int64/-/node-int64-0.3.3.tgz#2d6e6b2ece5de8588b43d88d1bc41b26cd1fa84d"
 
-node-libs-browser@^0.7.0:
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/node-libs-browser/-/node-libs-browser-0.7.0.tgz#3e272c0819e308935e26674408d7af0e1491b83b"
+node-libs-browser@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/node-libs-browser/-/node-libs-browser-2.1.0.tgz#5f94263d404f6e44767d726901fff05478d600df"
   dependencies:
     assert "^1.1.1"
-    browserify-zlib "^0.1.4"
-    buffer "^4.9.0"
+    browserify-zlib "^0.2.0"
+    buffer "^4.3.0"
     console-browserify "^1.1.0"
     constants-browserify "^1.0.0"
-    crypto-browserify "3.3.0"
+    crypto-browserify "^3.11.0"
     domain-browser "^1.1.1"
     events "^1.0.0"
-    https-browserify "0.0.1"
-    os-browserify "^0.2.0"
+    https-browserify "^1.0.0"
+    os-browserify "^0.3.0"
     path-browserify "0.0.0"
-    process "^0.11.0"
+    process "^0.11.10"
     punycode "^1.2.4"
     querystring-es3 "^0.2.0"
-    readable-stream "^2.0.5"
+    readable-stream "^2.3.3"
     stream-browserify "^2.0.1"
-    stream-http "^2.3.1"
-    string_decoder "^0.10.25"
-    timers-browserify "^2.0.2"
+    stream-http "^2.7.2"
+    string_decoder "^1.0.0"
+    timers-browserify "^2.0.4"
     tty-browserify "0.0.0"
     url "^0.11.0"
     util "^0.10.3"
@@ -3154,7 +3294,7 @@ opener@~1.4.0:
   version "1.4.3"
   resolved "https://registry.yarnpkg.com/opener/-/opener-1.4.3.tgz#5c6da2c5d7e5831e8ffa3964950f8d6674ac90b8"
 
-optimist@0.6.x, optimist@^0.6.1, optimist@~0.6.0:
+optimist@0.6.x, optimist@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
   dependencies:
@@ -3184,9 +3324,9 @@ ordered-read-streams@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/ordered-read-streams/-/ordered-read-streams-0.1.0.tgz#fd565a9af8eb4473ba69b6ed8a34352cb552f126"
 
-os-browserify@^0.2.0:
-  version "0.2.1"
-  resolved "https://registry.yarnpkg.com/os-browserify/-/os-browserify-0.2.1.tgz#63fc4ccee5d2d7763d26bbf8601078e6c2e0044f"
+os-browserify@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/os-browserify/-/os-browserify-0.3.0.tgz#854373c7f5c2315914fc9bfc6bd8238fdda1ec27"
 
 os-homedir@^1.0.0, os-homedir@^1.0.1:
   version "1.0.2"
@@ -3225,9 +3365,9 @@ p-locate@^2.0.0:
   dependencies:
     p-limit "^1.1.0"
 
-pako@~0.2.0:
-  version "0.2.9"
-  resolved "https://registry.yarnpkg.com/pako/-/pako-0.2.9.tgz#f3f7522f4ef782348da8161bad9ecfd51bf83a75"
+pako@~1.0.5:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.6.tgz#0101211baa70c4bca4a0f63f2206e97b7dfaf258"
 
 parallel-transform@^1.1.0:
   version "1.1.0"
@@ -3237,6 +3377,16 @@ parallel-transform@^1.1.0:
     inherits "^2.0.3"
     readable-stream "^2.1.5"
 
+parse-asn1@^5.0.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/parse-asn1/-/parse-asn1-5.1.0.tgz#37c4f9b7ed3ab65c74817b5f2480937fbf97c712"
+  dependencies:
+    asn1.js "^4.0.0"
+    browserify-aes "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.0"
+    pbkdf2 "^3.0.3"
+
 parse-filepath@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/parse-filepath/-/parse-filepath-1.0.1.tgz#159d6155d43904d16c10ef698911da1e91969b73"
@@ -3318,9 +3468,15 @@ path-type@^2.0.0:
   dependencies:
     pify "^2.0.0"
 
-pbkdf2-compat@2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/pbkdf2-compat/-/pbkdf2-compat-2.0.1.tgz#b6e0c8fa99494d94e0511575802a59a5c142f288"
+pbkdf2@^3.0.3:
+  version "3.0.14"
+  resolved "https://registry.yarnpkg.com/pbkdf2/-/pbkdf2-3.0.14.tgz#a35e13c64799b06ce15320f459c230e68e73bade"
+  dependencies:
+    create-hash "^1.1.2"
+    create-hmac "^1.1.4"
+    ripemd160 "^2.0.1"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
 
 performance-now@^0.2.0:
   version "0.2.0"
@@ -3387,7 +3543,7 @@ process-nextick-args@~1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
 
-process@^0.11.0:
+process@^0.11.10:
   version "0.11.10"
   resolved "https://registry.yarnpkg.com/process/-/process-0.11.10.tgz#7332300e840161bda3e69a1d1d91a7d4bc16f182"
 
@@ -3411,6 +3567,16 @@ pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
+public-encrypt@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/public-encrypt/-/public-encrypt-4.0.0.tgz#39f699f3a46560dd5ebacbca693caf7c65c18cc6"
+  dependencies:
+    bn.js "^4.1.0"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    parse-asn1 "^5.0.0"
+    randombytes "^2.0.1"
+
 pump@^1.0.0:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/pump/-/pump-1.0.3.tgz#5dfe8311c33bbf6fc18261f9f34702c47c08a954"
@@ -3473,6 +3639,19 @@ randomatic@^1.1.3:
     is-number "^3.0.0"
     kind-of "^4.0.0"
 
+randombytes@^2.0.0, randombytes@^2.0.1, randombytes@^2.0.5:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.0.6.tgz#d302c522948588848a8d300c932b44c24231da80"
+  dependencies:
+    safe-buffer "^5.1.0"
+
+randomfill@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/randomfill/-/randomfill-1.0.3.tgz#b96b7df587f01dd91726c418f30553b1418e3d62"
+  dependencies:
+    randombytes "^2.0.5"
+    safe-buffer "^5.1.0"
+
 rc@^1.1.7:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.2.tgz#d8ce9cb57e8d64d9c7badd9876c7c34cbe3c7077"
@@ -3512,7 +3691,7 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.4, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.2.6:
+"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.4, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.3:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
   dependencies:
@@ -3773,11 +3952,7 @@ rimraf@2.4.3:
   dependencies:
     glob "^5.0.14"
 
-ripemd160@0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-0.2.0.tgz#2bf198bde167cacfa51c0a928e84b68bbe171fce"
-
-ripemd160@^2.0.0:
+ripemd160@^2.0.0, ripemd160@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-2.0.1.tgz#0f4584295c53a3628af7e6d79aca21ce57d1c6e7"
   dependencies:
@@ -3901,11 +4076,7 @@ setimmediate@^1.0.4:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
 
-sha.js@2.2.6:
-  version "2.2.6"
-  resolved "https://registry.yarnpkg.com/sha.js/-/sha.js-2.2.6.tgz#17ddeddc5f722fb66501658895461977867315ba"
-
-sha.js@^2.4.0:
+sha.js@^2.4.0, sha.js@^2.4.8:
   version "2.4.9"
   resolved "https://registry.yarnpkg.com/sha.js/-/sha.js-2.4.9.tgz#98f64880474b74f4a38b8da9d3c0f2d104633e7d"
   dependencies:
@@ -3958,10 +4129,6 @@ source-list-map@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-2.0.0.tgz#aaa47403f7b245a92fbc97ea08f250d6087ed085"
 
-source-list-map@~0.1.7:
-  version "0.1.8"
-  resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-0.1.8.tgz#c550b2ab5427f6b3f21f5afead88c4f5587b2106"
-
 source-map-support@^0.4.0:
   version "0.4.18"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
@@ -3974,7 +4141,7 @@ source-map-support@^0.5.0:
   dependencies:
     source-map "^0.6.0"
 
-source-map@^0.4.4, source-map@~0.4.1:
+source-map@^0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
@@ -4059,13 +4226,13 @@ stream-each@^1.1.0:
     end-of-stream "^1.1.0"
     stream-shift "^1.0.0"
 
-stream-http@^2.3.1:
-  version "2.7.2"
-  resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-2.7.2.tgz#40a050ec8dc3b53b33d9909415c02c0bf1abfbad"
+stream-http@^2.7.2:
+  version "2.8.0"
+  resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-2.8.0.tgz#fd86546dac9b1c91aff8fc5d287b98fafb41bc10"
   dependencies:
     builtin-status-codes "^3.0.0"
     inherits "^2.0.1"
-    readable-stream "^2.2.6"
+    readable-stream "^2.3.3"
     to-arraybuffer "^1.0.0"
     xtend "^4.0.0"
 
@@ -4088,16 +4255,16 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
-string_decoder@^0.10.25, string_decoder@~0.10.x:
-  version "0.10.31"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
-
-string_decoder@~1.0.3:
+string_decoder@^1.0.0, string_decoder@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.0.3.tgz#0fc67d7c141825de94282dd536bec6b9bce860ab"
   dependencies:
     safe-buffer "~5.1.0"
 
+string_decoder@~0.10.x:
+  version "0.10.31"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
+
 stringstream@~0.0.4, stringstream@~0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.5.tgz#4e484cd4de5a0bbbee18e46307710a8a81621878"
@@ -4157,13 +4324,13 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-supports-color@^3.1.0, supports-color@^3.1.2:
+supports-color@^3.1.2:
   version "3.2.3"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
   dependencies:
     has-flag "^1.0.0"
 
-supports-color@^4.0.0:
+supports-color@^4.0.0, supports-color@^4.2.1:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.5.0.tgz#be7a0de484dec5c5cddf8b3d59125044912f635b"
   dependencies:
@@ -4184,10 +4351,6 @@ tapable@^0.2.7:
   version "0.2.8"
   resolved "https://registry.yarnpkg.com/tapable/-/tapable-0.2.8.tgz#99372a5c999bf2df160afc0d74bed4f47948cd22"
 
-tapable@~0.1.8:
-  version "0.1.10"
-  resolved "https://registry.yarnpkg.com/tapable/-/tapable-0.1.10.tgz#29c35707c2b70e50d07482b5d202e8ed446dafd4"
-
 tar-pack@^3.4.0:
   version "3.4.1"
   resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.4.1.tgz#e1dbc03a9b9d3ba07e896ad027317eb679a10a1f"
@@ -4267,7 +4430,7 @@ time-stamp@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/time-stamp/-/time-stamp-1.1.0.tgz#764a5a11af50561921b133f3b44e618687e0f5c3"
 
-timers-browserify@^2.0.2:
+timers-browserify@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/timers-browserify/-/timers-browserify-2.0.4.tgz#96ca53f4b794a5e7c0e1bd7cc88a372298fa01e6"
   dependencies:
@@ -4375,7 +4538,7 @@ uglify-es@^3.2.1:
     commander "~2.12.1"
     source-map "~0.6.1"
 
-uglify-js@^2.6:
+uglify-js@^2.6, uglify-js@^2.8.29:
   version "2.8.29"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"
   dependencies:
@@ -4384,19 +4547,18 @@ uglify-js@^2.6:
   optionalDependencies:
     uglify-to-browserify "~1.0.0"
 
-uglify-js@~2.7.3:
-  version "2.7.5"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.7.5.tgz#4612c0c7baaee2ba7c487de4904ae122079f2ca8"
-  dependencies:
-    async "~0.2.6"
-    source-map "~0.5.1"
-    uglify-to-browserify "~1.0.0"
-    yargs "~3.10.0"
-
 uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
 
+uglifyjs-webpack-plugin@^0.4.6:
+  version "0.4.6"
+  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-0.4.6.tgz#b951f4abb6bd617e66f63eb891498e391763e309"
+  dependencies:
+    source-map "^0.5.6"
+    uglify-js "^2.8.29"
+    webpack-sources "^1.0.1"
+
 uglifyjs-webpack-plugin@^1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-1.1.4.tgz#e43ad6e736c315024eb99481a7cc9362d6a066be"
@@ -4556,12 +4718,12 @@ vm-browserify@0.0.4:
   dependencies:
     indexof "0.0.1"
 
-watchpack@^0.2.1:
-  version "0.2.9"
-  resolved "https://registry.yarnpkg.com/watchpack/-/watchpack-0.2.9.tgz#62eaa4ab5e5ba35fdfc018275626e3c0f5e3fb0b"
+watchpack@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/watchpack/-/watchpack-1.4.0.tgz#4a1472bcbb952bd0a9bb4036801f954dfb39faac"
   dependencies:
-    async "^0.9.0"
-    chokidar "^1.0.0"
+    async "^2.1.2"
+    chokidar "^1.7.0"
     graceful-fs "^4.1.2"
 
 wd@^0.4.0:
@@ -4576,13 +4738,6 @@ wd@^0.4.0:
     underscore.string "~3.0.3"
     vargs "~0.1.0"
 
-webpack-core@~0.6.9:
-  version "0.6.9"
-  resolved "https://registry.yarnpkg.com/webpack-core/-/webpack-core-0.6.9.tgz#fc571588c8558da77be9efb6debdc5a3b172bdc2"
-  dependencies:
-    source-list-map "~0.1.7"
-    source-map "~0.4.1"
-
 webpack-sources@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-1.1.0.tgz#a101ebae59d6507354d71d8013950a3a8b7a5a54"