Comma added to 'txtControl' function

Syntax error
added PCI mapserver to buttons for selecting map server.
Merge branch 'gisProductionProto' of https://github.com/philpci/angular-galaxy.git into gisProductionProto
Merge branch 'gisProductionProto' into gisProductionProto-POSTfixes

Conflicts:
	app/js/controllers.js
added PCS provider to buttons for tile providers.