checkout: New plugin

This plugin checks out all necessary repositories and sets up the build
directory as specificed in the configuration file.

Signed-off-by: Paul Barker <pbarker@konsulko.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

kas/plugins/__init__.py

@@ -40,9 +40,11 @@ def load():
     """
     from . import build
     from . import forallrepos
+    from . import checkout
     from . import shell
 
     register_plugins(build)
+    register_plugins(checkout)
     register_plugins(forallrepos)
     register_plugins(shell)