* Unknown exceptions are now caught by BasicApplication and the engine is exited gracefully.  This prevents an endless output of exceptions from being printed to the console window.  fixes[t:755]

git-svn-id: http://fife.svn.cvsdude.com/engine/trunk@4080 33b003aa-7bff-0310-803a-e67f0ece8222
*  Added the ability to set the horizontal_scroll_amount and vertical_scroll_amount via XML for scroll areas.  fixes[t:692]

git-svn-id: http://fife.svn.cvsdude.com/engine/trunk@4081 33b003aa-7bff-0310-803a-e67f0ece8222