Only support audio focus on API level >= 8.
Merge pull request #253 from agrueneberg/fix-audio-focus-compat

Only support audio focus on API level >= 8
Bumped version to 2.2alpha22
@branch-specific
Clean up. Remove trailing whitespaces. Fixed a bit of mojibake.
Merge pull request #254 from ospalh/feature-cleanup-whitespace-mojibake

Clean up. Remove trailing whitespaces. Fixed a bit of mojibake.
Include v7 appcompat library.

Please reimport the project in Eclipse.
Replace options menu with action bar.
Add workaround for fragments not showing when action bar is present.