This removes the need for having to specify sourcepkg manually in every package that will build subpkgs. --HG-- extra : convert_revision : 383e4c467e84844d2f4f61ae5c5e07a5124e9cfb
--HG-- extra : convert_revision : cae4312ebe7de18b00fa5c3aabc22e22ff739bee
--HG-- extra : convert_revision : c0fd1a9d72c3e246e8147157322327c3aeacdb76