Corrected expansion connectors
Added new expansion boards for the bubbler
Moved Bubbler expansion modules into the bubbler folder
Merge branch 'master' of https://github.com/pygmyos/boards

Conflicts:
	other/bubbler/bubbler.brd
Organize repository.

The bubbler board and its extensions now exist in the dev/bubbler
directory. Redundant naming has been removed and files have been
normalized to the naming scheme of the repository. Eagle project files
have been removed.