Detect stale running deployments and kill them
Merge pull request #17 from gerbercj/feature/kill_stale_deployments

Detect stale running deployments and kill them
Short circuit the extraction if the directory already exists
Add ability to force overwrite
Bump version
Updates based upon feedback
Merge pull request #18 from gerbercj/feature/only_move_symlinks

Feature/only move symlinks
Allow for unpack only option on command line.
Merge pull request #20 from Tapjoy/feature/unpack_only

Allow for unpack only option on command line.
Final changes to prepare for back-merge to public fpm