fix: error calling scope.$applyAsync
fix: error calling scope.$applyAsync

Closes #89

episodeyang/ui-codemirror,episodeyang/ui-codemirror,angular-ui/ui-codemirror,zhaokunfay/ui-codemirror,zhaokunfay/ui-codemirror,angular-ui/ui-codemirror,rbw0/ui-codemirror-merge,rbw0/ui-codemirror-merge