Added the Javascript 1.8 String methods trimLeft and trim Right.
Added the Javascript 1.8 String methods trimLeft and trim Right.

Pilarbrist/rhino,Pilarbrist/rhino,lv7777/egit_test,sainaen/rhino,AlexTrotsenko/rhino,AlexTrotsenko/rhino,swannodette/rhino,sainaen/rhino,tuchida/rhino,tejassaoji/RhinoCoarseTainting,Angelfirenze/rhino,lv7777/egit_test,sam/htmlunit-rhino-fork,sam/htmlunit-rhino-fork,Angelfirenze/rhino,ashwinrayaprolu1984/rhino,tejassaoji/RhinoCoarseTainting,swannodette/rhino,tuchida/rhino,swannodette/rhino,Pilarbrist/rhino,ashwinrayaprolu1984/rhino,qhanam/rhino,Angelfirenze/rhino,Angelfirenze/rhino,sam/htmlunit-rhino-fork,sainaen/rhino,Pilarbrist/rhino,Pilarbrist/rhino,qhanam/rhino,Pilarbrist/rhino,tntim96/rhino-apigee,tejassaoji/RhinoCoarseTainting,swannodette/rhino,Pilarbrist/rhino,lv7777/egit_test,Angelfirenze/rhino,ashwinrayaprolu1984/rhino,tuchida/rhino,sam/htmlunit-rhino-fork,sainaen/rhino,tejassaoji/RhinoCoarseTainting,ashwinrayaprolu1984/rhino,Angelfirenze/rhino,AlexTrotsenko/rhino,sam/htmlunit-rhino-fork,ashwinrayaprolu1984/rhino,lv7777/egit_test,tejassaoji/RhinoCoarseTainting,Angelfirenze/rhino,sainaen/rhino,qhanam/rhino,qhanam/rhino,lv7777/egit_test,sainaen/rhino,AlexTrotsenko/rhino,tuchida/rhino,ashwinrayaprolu1984/rhino,tntim96/rhino-apigee,sam/htmlunit-rhino-fork,lv7777/egit_test,tntim96/rhino-apigee,tuchida/rhino,tejassaoji/RhinoCoarseTainting,swannodette/rhino,lv7777/egit_test,tuchida/rhino,sam/htmlunit-rhino-fork,swannodette/rhino,tuchida/rhino,AlexTrotsenko/rhino,AlexTrotsenko/rhino,sainaen/rhino,swannodette/rhino,AlexTrotsenko/rhino,tejassaoji/RhinoCoarseTainting,ashwinrayaprolu1984/rhino