Update coverart_rb3compat.py

enable passing a custom stock_id for actions
Merge pull request #207 from dmo60/patch-1

enable passing a custom stock_id for actions
Update coverart_rb3compat.py
force the state of a stateful action - this fixes the issue where an accelerator is used to activate rather than a menu option - issue #208
fix missing import of RB
Merge branch 'master' of https://github.com/fossfreedom/coverart-browser into quickfilter
connect up quick artist filter to album model