Enable the app to be installed on a Google TV device.

The app supports all the necessary APKs for Google TV support.  While the
layouts aren't optimized for navigating around with the D-PAd the app does
work.  To enable Google TV support just need to specify that touchscreen
is not required.

Tested on the Sony 2nd gen google tv device.
Moved update interval preference strings into strings.xml. Fixes #182
Merge branch 'enable-googletv-support' of git://github.com/NineWorlds/AntennaPod into NineWorlds-enable-googletv-support
Use description of item if title is not available in RSS feed.

The title-tag of an item is optional in RSS 2 if a description-tag is
avialable.
Adding AntennaPod as RSS/XML Reader
Fixed NullpointerException in AddFeedActivity
Add missing resources in string.xml
Build media file name based on item title

Use the media item title as a filename base if exist, fallback on the url name
otherwise.
Updated translations, added Czech, Azerbaijani, Portuguese
Added transifex project configuration
Prepared release of version 0.9.7.4
Merge branch 'eNBeWe-master' into develop
Fixed build config files

Added support for proguard in maven build process, fixed signing issues with maven
Ignore IntelliJ project files
Added support for Links in MP3 chapters (using WXXX frame)
Added support for ID3 2.4 tag, resolved problems with frame size calculation
Use http instead of https for accessing the miroguide. Fixes #206
Removed http-IntentFilters from OpmlImportActivity

Selecting a link has sometimes opened the OPML import of AntennaPod, even though the selected link was not an OPML file.
Updated changelog
Added transifex configuration for changelog and description