Bug 985853 - [Keyboard UX update][User Story] Hold shift to enter upper ...

Fixed Bug 985853 - [Keyboard UX update][User Story] Hold shift to enter upper case characters
e.g. 

     DefaultTargetHandler.prototype.COMMIT_WITH_ANOTHER_PRESS = true;

and

    CapsLockTargetHandler.prototype.COMMIT_WITH_ANOTHER_PRESS = false;

and have `TargetHandlersManager` at `ontargetactivated` differently against the current targets.