Working on option menu
fixing merging conflicts
Cleaned up options menu code
Fixed merge git conflict issues
Changed Back button in options to return instead of exit system
Sets user prefs on back
Changed Option menu & prefs to save and pass prefs
Fixed volume issue, writes prefs to xml on back
Changed colours in themes
writes volume level to prefs file
Modified small/med/large font sizes
fixing master merge conflicts
Merge pull request #27 from psmagicman/Thread

Thread
Fixed button pane focus lost
added userprefs application in optionsmenu
 added uninterrupted speech
Merge pull request #28 from psmagicman/uninterrupted-speech

 added uninterrupted speech
tucker fixed the concurrentmethodexception