Support cmd-a, c, x in native dialogs
Merge pull request #486 from adobe/release

Merge release branch back into master
Ensure selector sent only when CEF isn't wired up to handle it
Add undo redo
Use Cmd-Shift-Z as redo
Merge pull request #481 from anirudhsasikumar/fixselectall

Support cmd-a, c, v, x for text input in native dialogs like file open, save
- bump release to 1.1
CEF 2171
remove ClientHandler::DoClose() override
Merge pull request #492 from adobe/jeff/cef_2171_final

CEF 2171