[CB-3557] Fix typo causing repo-update to not work.
Fix create-release-branch not updating JS first.
Remove no longer present cordova.js path from wp7 & wp8
Add "via coho" to commit messages.
Add --push option, fix (via coho) broke
Fix JS path for wp8 and add JS path for windows.
Add a message about needing to run again with --push
Rename create-release-branch ==> prepare-release-branch + update JS on branches
Fix up sometimes forgetting to git checkout (broke in prev commit)

Also emit a better message at the end for prepare-release-command.
Simplify VERSION logic and added windows VERSION updating
Disable no-push mode for now since the logic for pushing afterwards is broken.

Needs more thought.
Add status and reset commands. Add "auto" repo group.
[CB-3735] Detect and fix low ulimit.
Update blackberry VERSION and cordova.js paths
Add repo-push command. Don't push anything in prepare-release-branch.
Prefix console.log messages to make command output more obvious
jake -> grunt
jake->grunt.
Add plugin repos.
Add a --pretend flag to tag-release command