Update LICENSE.txt to MPL 2.0
Update LICENSE.txt to MPL 2.0

ashwinrayaprolu1984/rhino,Angelfirenze/rhino,lv7777/egit_test,tntim96/rhino-jscover,swannodette/rhino,Angelfirenze/rhino,tuchida/rhino,Angelfirenze/rhino,tntim96/rhino-jscover-repackaged,tuchida/rhino,sainaen/rhino,tejassaoji/RhinoCoarseTainting,Pilarbrist/rhino,tuchida/rhino,tejassaoji/RhinoCoarseTainting,tejassaoji/RhinoCoarseTainting,swannodette/rhino,AlexTrotsenko/rhino,tuchida/rhino,qhanam/rhino,tntim96/rhino-apigee,sainaen/rhino,tejassaoji/RhinoCoarseTainting,sam/htmlunit-rhino-fork,qhanam/rhino,Pilarbrist/rhino,Angelfirenze/rhino,jsdoc3/rhino,lv7777/egit_test,rasmuserik/rhino,sam/htmlunit-rhino-fork,tuchida/rhino,AlexTrotsenko/rhino,Angelfirenze/rhino,AlexTrotsenko/rhino,sam/htmlunit-rhino-fork,tuchida/rhino,sam/htmlunit-rhino-fork,qhanam/rhino,Distrotech/rhino,AlexTrotsenko/rhino,jsdoc3/rhino,jsdoc3/rhino,Angelfirenze/rhino,swannodette/rhino,lv7777/egit_test,lv7777/egit_test,Distrotech/rhino,AlexTrotsenko/rhino,Pilarbrist/rhino,tntim96/rhino-apigee,Angelfirenze/rhino,AlexTrotsenko/rhino,swannodette/rhino,Pilarbrist/rhino,tntim96/htmlunit-rhino-fork,qhanam/rhino,rasmuserik/rhino,InstantWebP2P/rhino-android,ashwinrayaprolu1984/rhino,ashwinrayaprolu1984/rhino,InstantWebP2P/rhino-android,ashwinrayaprolu1984/rhino,swannodette/rhino,tejassaoji/RhinoCoarseTainting,Pilarbrist/rhino,AlexTrotsenko/rhino,sainaen/rhino,sainaen/rhino,lv7777/egit_test,tntim96/rhino-jscover,sam/htmlunit-rhino-fork,ashwinrayaprolu1984/rhino,tuchida/rhino,ashwinrayaprolu1984/rhino,tejassaoji/RhinoCoarseTainting,tntim96/rhino-apigee,sainaen/rhino,Pilarbrist/rhino,Pilarbrist/rhino,swannodette/rhino,sam/htmlunit-rhino-fork,tejassaoji/RhinoCoarseTainting,swannodette/rhino,sainaen/rhino,sam/htmlunit-rhino-fork,sainaen/rhino,tntim96/htmlunit-rhino-fork,ashwinrayaprolu1984/rhino,lv7777/egit_test,lv7777/egit_test,tntim96/rhino-jscover-repackaged