Move screen-edge alignment to util function
Add configuration file for title screen layout
Move title screen music to engine/default_music.txt
Merge pull request #992 from dorkster/title_screen

Move title screen configuration to text files
Remove x_origin and y_origin from WidgetLabel

Fixes #991
Merge pull request #993 from dorkster/label

Remove x_origin and y_origin from WidgetLabel
Merge remote-tracking branch 'upstream/master' into renderdevice

Conflicts:
	src/GameStateTitle.cpp
	src/Menu.cpp
	src/Utils.cpp