Integrate ripple-hashes (#1039)

* Update TxParser and Mocha

* Convert ripple-hashes to TypeScript and add into ripple-lib along with unit tests

* Switch casing to camelCase

* Document intToVuc

* Convert Slots to numbers, add exception if number is outside 0-15

* Remove Shamap v2 support

* Improve naming

package.json

@@ -25,7 +25,6 @@
     "lodash": "^4.17.4",
     "ripple-address-codec": "^3.0.4",
     "ripple-binary-codec": "^0.2.4",
-    "ripple-hashes": "^0.3.4",
     "ripple-keypairs": "^0.10.1",
     "ripple-lib-transactionparser": "0.8.0",
     "ws": "^3.3.1"