Implement change event and getting contents of CodeMirror tab.
Implement change event and getting contents of CodeMirror tab.

codex8/text-app,codex8/text-app,l3dlp/text-app,zkendall/WordBinder,modulexcite/text-app,codex8/text-app,zkendall/WordBinder,l3dlp/text-app,modulexcite/text-app,zkendall/WordBinder,l3dlp/text-app,modulexcite/text-app