Less contrast in ElementButton border
OnMouseExit method for panels. Sliders give up mouse control.
DisableTile() method in configuration files is functional
Removed debugging printfs in DisableTile definition
Merge pull request #37 from DaveAckley/master

Launchpad build-related
StatisticsPanel's buttons pack correctly
ButtonPanel layout, buttons are shorter and closer together
Merging
Grid method for calculating full site percentage