Created DirectoryChooserActivity
Merge branch 'develop' into issue-49
Created layout for directorychooser
Implemented directory navigation
Added v14 layout
Added FileObserver
DirectoryChooser can now create new folders
Added documentation
Added data folder preference
Fixed bug in getDataFolder
didn't behave correctly if 'type' contained path separators
Disable 'confirm' button if selected folder isn't valid
Added 'empty directory' warning
Added 'set to default folder' menu button
Updated storage availability check
improved strings.xml
Updated getFreeSpaceAvailable() method
Moved namespace classes
Deleted packages with only one class in it
Added support for media:content tag, fixes #82
Use AndroidHttpClient instead of HttpURLConnection
removed unused code