show error stack in console on uncaught exceptions
Merge pull request #432 from adobe/zaggino/message-fix

show error stack in console on uncaught exceptions
udpate to sprint-39
Merge pull request #434 from adobe/randy/sprint-39

Update to sprint-39
Merge branch 'master' into jeff/cef_1750
Merge branch 'jeff/cef_1750' of https://github.com/adobe/brackets-shell into jeff/cef_1750