Release IDEA plugin 0.3.0

intellij-plugin/src/main/resources/patch/change.html

 <![CDATA[
+<ul> 0.3.0:
+    <ol>
+        <li>support @equalsAndHashCode</li>
+        <li>support generic @apply, @builder</li>
+    </ol>
+</ul>
 <ul> 0.2.0:
     <ol>
         <li>support @builder, @log, @json, @apply</li>