RPC - Add getmerkleblocks (#146)

* RPC - Add getmerkleblocks

* Fix xref issue

* Add missing link

_includes/devdoc/dash-core/rpcs/quick-reference.md

@@ -127,6 +127,7 @@ These RPCs are all Dash-specific and not found in Bitcoin Core
 * [GetMemPoolEntry][rpc  getmempoolentry]: {{summary_getMemPoolEntry}} {{DASH_NEW0_12_3}} {{NEW0_13_0}}
 * [GetMemPoolInfo][rpc getmempoolinfo]: {{summary_getMemPoolInfo}} {{UPDATED0_12_0}}
 * [GetRawMemPool][rpc getrawmempool]: {{summary_getRawMemPool}} {{DASH_UPDATED0_12_3}} {{UPDATED0_13_0}}
+* [GetMerkleBlocks][rpc getmerkleblocks]: {{summary_getMerkleBlocks}} {{DASH_NEW0_14_1}}
 * [GetSpecialTxes][rpc getspecialtxes]: {{summary_getSpecialTxes}} {{DASH_NEW0_13_1}}
 * [GetSpentInfo][rpc getspentinfo]: {{summary_getSpentInfo}} {{DASH_NEW0_12_1}}
 * [GetTxOut][rpc gettxout]: {{summary_getTxOut}}

_includes/devdoc/dash-core/rpcs/rpcs/getmerkleblocks.md

@@ -0,0 +1,82 @@
+{% comment %}
+This file is licensed under the MIT License (MIT) available on
+http://opensource.org/licenses/MIT.
+{% endcomment %}
+{% assign filename="_includes/devdoc/dash-core/rpcs/rpcs/getmerkleblocks.md" %}
+<!--__-->
+
+##### GetMerkleBlocks
+{% include helpers/subhead-links.md %}
+
+{% assign summary_getMerkleBlocks="returns an array of hex-encoded merkleblocks for <count> blocks<!--noref--> starting from <hash> which match <filter>." %}
+
+{% autocrossref %}
+
+*Added in Dash Core 0.14.1*
+
+The `getmerkleblocks` RPC {{summary_getMerkleBlocks}}
+
+*Parameter #1---filter*
+
+{% itemplate ntpd1 %}
+- n: "filter"
+  t: "string"
+  p: "Required<br>(exactly 1)"
+  d: "The hex encoded bloom filter"
+
+{% enditemplate %}
+
+*Parameter #2---hash*
+
+{% itemplate ntpd1 %}
+- n: "hash"
+  t: "string"
+  p: "Required<br>(exactly 1)"
+  d: "The block hash"
+
+{% enditemplate %}
+
+*Parameter #3---count*
+
+{% itemplate ntpd1 %}
+- n: "count"
+  t: "number (int)"
+  p: "Optional<br>Default/max=2000"
+  d: ""
+
+{% enditemplate %}
+
+*Result---the list of merkleblocks*
+
+{% itemplate ntpd1 %}
+- n: "`result`"
+  t: "array"
+  p: "Required<br>(exactly 1)"
+  d: "An array of merkleblocks"
+
+- n: "→<br>Merkle Block"
+  t: "string (hex)"
+  p: "Optional<br>(1 or more)"
+  d: "A serialized, hex-encoded merkleblock"
+{% enditemplate %}
+
+*Example from Dash Core 0.14.1*
+
+{% highlight bash %}
+dash-cli getmerkleblocks \
+	"2303028005802040100040000008008400048141010000f8400420800080025004000004130000000000000001" \
+	"00000000007e1432d2af52e8463278bf556b55cf5049262f25634557e2e91202"
+	2000
+{% endhighlight %}
+
+Result (truncated):
+{% highlight json %}
+[
+  "000000202c...aefc440107",
+  "0000002058...9a17830103"
+]
+{% endhighlight %}
+
+*See also: none*
+
+{% endautocrossref %}