Update COPYRIGHT.txt
Update COPYRIGHT.txt

got rid of useless comments and contact info for commercial use in contradition to the GPL license.
justinchu17/ilios,thecoolestguy/ilios,justinchu17/ilios,ilios/ilios,thecoolestguy/ilios,stopfstedt/ilios,dartajax/ilios,justinchu17/ilios,justinchu17/ilios,Trott/ilios,Trott/ilios,stopfstedt/ilios,ilios/ilios,dartajax/ilios