Better format on version in changelog

build.gradle

@@ -172,7 +172,8 @@ String getChangelogText() {
         if (it.size() > 1) {
             def temp = it
             if (lineCount == 0) {
-                temp = "<h3>$temp</h3>"
+                temp = "Chisel ${version}"
+                temp = "<h2>$temp</h2>"
             } else if (it.startsWith('-')) {
                 temp = "&nbsp;&nbsp;&nbsp;$temp"
             } else {