Add RPC docs link to docs navbar (#3131)

.gitignore

@@ -15,6 +15,8 @@ build
 tools/bin/*
 examples/build/*
 docs/_build
+docs/tutorial
+dist
 
 # Data - ideally these don't exist
 examples/basecoin/app/data

docs/.vuepress/config.js

@@ -19,7 +19,10 @@ module.exports = {
       indexName: 'cosmos_network',
       debug: false
     },
-    nav: [{ text: "Back to Cosmos", link: "https://cosmos.network" }],
+    nav: [
+      { text: "Back to Cosmos", link: "https://cosmos.network" },
+      { text: "RPC", link: "../rpc/" }
+    ],
     sidebar: [
       {
         title: "Overview",