Fix #1354: Add facade type for __ScalaJSEnv for doc
Fix some scaladoc warnings in UndefOrOps
Merge pull request #1364 from gzm0/jsenv-doc

Jsenv doc
Fix #1322: Better linkage errors in Rhino
Merge pull request #1368 from gzm0/nice-rhino-load-error

Fix #1322: Better linkage errors in Rhino
Fix #1226: Store minimal info in IR to construct hierarchy
Remove old deserialization hack