default to 60fps. option to reduce (30fps) or turn off animations

adjusts execution thread as well and increases delay if there are no animations to be
calculated
main menu/join dialog: increase button size for tablets
statistics activity: make a dialog on tablets
finish activity: bigger layout for tablets
android 4.4: hide navigation icons, fully transparent actionbar
actionbar: don't show sound item as button. easy enough to use the main menu.