CB-3327: Allow Logger plugin to log to both console and native
[all] Removed output date stamp as it an un-necessary change to the output files. commitId is plenty of info.
[windowsphone] removed unneeded platform override for notification.alert/confirm
[windowsphone] removed unneeded clobbers in File api
[windows] Fix builder choking on non-existent pkg directory.
[all] Fail to package if git version is not available.

Also helps jake find git path on windows.
[CB-3070] merge of future branch into master, includes blackberry's BB10 platform contribution
fixed issue CB-3385
removing leading slash for plugin loader
[CB-3415][BlackBerry10] FileTransfer core plugin