remove broadcast messages
remove unused swipe from DeckPicker
Finish resolving warnings in DeckPicker
Merge pull request #476 from timrae/DeckPicker_unused_code

Remove broadcast messages and other rubbish in DeckPicker
Check for null logger before trying to close it.
Issue 1756 - preparation to open shared decks in browser
Merge pull request #478 from hssm/import-fix

Check for null logger before trying to close it.
Bumped version to 2.3alpha20
@branch-specific
Merge pull request #479 from timrae/ankiwebInBrowser

Issue 1756 - preparation to open shared decks in browser
Fix switch using strings
Merge pull request #480 from timrae/switchStringFix

Fix switch using strings
Bumped version to 2.3alpha21
@branch-specific
Fix bug where preferences changes are not applied
Fix erroenous longclick detection