Fix for bug 975586
 - Alowing multiple dashes in alias
Bug 974786: Scaled gear hot deploy logic fix

Make the `gear` script `--hot-deploy` option require an explicit boolean argument
so that the option overrides a repo check for the hot_deploy marker.
Merge pull request #2902 from abhgupta/abhgupta-dev

Merged by openshift-bot
Merge pull request #2903 from ironcladlou/bz/974786

Merged by openshift-bot