update version and changelog

Author: swr1bm86

META-INF/plugin.xml

@@ -1,14 +1,18 @@
 <idea-plugin version="2">
   <id>zjhmale.rainbow</id>
   <name>Rainbow</name>
-  <version>1.4</version>
+  <version>1.5</version>
   <vendor email="zjhmale@gmail.com" url="https://github.com/zjhmale">zjhmale</vendor>
 
   <description><![CDATA[
       <strong>Rainbow highlighting identifiers and delimiters for IntelliJ IDEA-based IDEs</strong>
     ]]></description>
 
   <change-notes><![CDATA[
+      <p>1.5:</p>
+      <ul>
+        <li>Support for Scala Go Programming Language</li>
+      </ul>
       <p>1.4:</p>
       <ul>
         <li>Ignore Haskell like multiline comments</li>

README.md

@@ -30,6 +30,8 @@ https://plugins.jetbrains.com/plugin/8214
 * Agda
 * Rust (hack it use plugin sdk with JDK8 and IDEA 15+ instead of JDK6 and IDEA 14+ as usual)
 * Erlang
+* Scala
+* Go
 
 ## License