Spelling for ADD_CONFIG_ERROR message
Bump gem version.
Lock file should depend on published gem version.
Replace :git flag to tddium_setup with generic :scm flag.
Re-arrange for multiple SCM support.
Convert to more generic SCM interface instead of pure-git interface.
Preliminary HG support.
Make missing mirror error message more obvious, move git-remote-hg into bin

Factor out script path prepend
Add scm indicator to gem version.