Create version_86

CHANGELOG.md

@@ -15,12 +15,15 @@ full changeset diff at the end of each section.
 Current Trunk
 -------------
 
-v85
+v86
 ---
 
 - The --initial-stack-pointer argument to wasm-emscripten-finalize no longer
  has any effect. It will be removed completely in future release.
 
+v85
+---
+
 - Wast file parsing rules now don't allow a few invalid formats for typeuses
  that were previously allowed. Typeuse entries should follow this format,
  meaning they should have (type) -> (param) -> (result) order if more than one