Added active and inactive sections to show list

Part of work for #12
Stopped active headers being shown if there isn't a mix of active and inactive shows

Part of work for #12
Made status grouping configurable
Added instance restoring to show summary fragment

Fixes #29
Added ability to set status and search for multiple episodes and seasons at a time

Closes #24
Fixed action mode bug

Fixes #34
Added selected count to CAB
Merge pull request #35 from rastating/version_1.3

Version 1.3