Revert "Merge pull request +5022 from c9/update-ace-all"
Revert "Merge pull request +5022 from c9/update-ace-all"

This reverts commit 0cfbbf24825dd9569580d99c37bd2b18af2e6ec9, reversing
changes made to 7cc177c212b8be321f9b0f79a2ab84b4a023b850.
c9/c9.ide.ace.repl,c9/c9.ide.ace.repl