New class for Loaders (GIT, BAZAAR...)

New folder added on paths in config/application.rb

signed-off-by: Alessandro Palmeira <alessandro.palmeira@gmail.com>
[Repository] supported_types

signed-off-by: Alessandro Palmeira <alessandro.palmeira@gmail.com>
Transpec changes.

signed-off-by: Renan Fichberg <rfichberg@gmail.com>