token.className has been replaced with token.type
Replace CodeMirror onKeyEvent option with separate key events
fix params for cm events
refactor into separate events
backout small change to a comment
Merge pull request #6787 from adobe/randy/cmv4-issue-6042-2

[cmv4] Fix code hint unit tests - take 3
Merge branch 'cmv4' into nj/cmv4-editor-multiselect