SelectDeselect style and minor bugfixes

Minor feature updates

• add SelectDeselect selections style
• API changes to better support using cursor adapters

Bug fixes

• Fix java.lang.IndexOutOfBoundsException in SpannableStringBuilder
• Count gets updated correctly when the field does not have focus
• Fix crash with currentCompletionText in onResume

Fix edge case crash

Fix an issue with crashes on hints with more than one ","

Major UX improvements

UX much closer to Android Gmail experience

• collapse field to one line when it loses focus
• allow users to click to select or delete tokens
• properly complete token when , is entered
• handle enter, dpad center and tab to complete tokens or select the next field as appropriate
• properly restore view state when activity is saved and restored
• add an optional prefix prompt to the view
• add ability to programmatically add and remove objects to pre-fill and filter the field
• many bug fixes

Initial Release

Initial version of TokenAutoComplete

• basic token completion with TokenCompleteView
• custom filtering with FilteredArrayAdapter
• support for Android 2.2 and up