Merge pull request #298 from jbheron/DOC-1272

History sharding feature, with XRP Ledger Network image

dactyl-config.yml

@@ -66,6 +66,7 @@ targets:
             "concept-consensus.html": https://ripple.com/build/xrp-ledger-consensus-process/
             "concept-escrow.html": https://ripple.com/build/escrow/
             "concept-reaching-consensus.html": https://ripple.com/build/reaching-consensus-xrp-ledger/
+            "concept-history-sharding.html": https//ripple.com/build/history-sharding/
             "concept-fee-voting.html": https://ripple.com/build/fee-voting/
             "concept-fees.html": https://ripple.com/build/fees-disambiguation/
             "concept-freeze.html": https://ripple.com/build/freeze/
@@ -371,6 +372,13 @@ pages:
             - local
             - ripple.com
 
+    -   category: Features
+        html: concept-history-sharding.html
+        md: concept-history-sharding.md
+        targets:
+            - local
+            - ripple.com
+
     -   name: Stand-Alone Mode
         category: Features
         html: concept-stand-alone-mode.html