Added arcade game mode.  Bubbles will scroll continuously from the top of the screen, forever.  The high score screen will always be displayed after the player dies, and funcitons like the multiplayer high score screen.

git-svn-id: http://frozenbubbleandroid.googlecode.com/svn@96 349699ee-d245-11de-ad95-0f97ff1b57b8
Added arcade game mode.  Bubbles will scroll continuously from the top of the screen, forever.  The high score screen will always be displayed after the player dies, and funcitons like the multiplayer high score screen.


git-svn-id: http://frozenbubbleandroid.googlecode.com/svn@97 349699ee-d245-11de-ad95-0f97ff1b57b8
Updated game difficulty text in the preferences activity to be more generic.

git-svn-id: http://frozenbubbleandroid.googlecode.com/svn@98 349699ee-d245-11de-ad95-0f97ff1b57b8