Make all custom modules inherit from a new GIR::Module class, eliminating the need for a 'new' sub in every module
Remove unused 'Be' module
Remove commented-out code
Only call quit/disconnect methods on connection if variable is defined
Add 'use GIR::Module'
Add a 'config' function to GIR::Util to return any config options for the calling module
Remove explicit inclusion of GIR::Util
Use new 'config' function for getting module config