Update to Gradle 1.8.
Set width to fill_parent so that smaller album artwork displays correctly.
Merge branch 'actionbar' of https://github.com/nikclayton/android-squeezer into actionbar

* 'actionbar' of https://github.com/nikclayton/android-squeezer:
  Add padding to the Scrobble app selection dialog to match the platform.
  Update album and song select preference summaries on selection.
  Additional strings cleanup.
  Remove leading spaces before each ellipsis.
  Adjust strings for playlists.
  Provide explicit ordering for certain menu items.
  Note a possible change to make to options menu creation.
Merge branch 'actionbar' of https://github.com/nikclayton/android-squeezer into actionbar

* 'actionbar' of https://github.com/nikclayton/android-squeezer:
  Start a document to explain how to download and build Squeezer.
  Group UI behaviour preferences in to a distinct category.