 * Fix crash on context.restart(). Reset shader sources when shader itself is reset 
 * Fix crash on context.restart(). Reset shader sources when shader itself is reset 

git-svn-id: f9411aee4f13664f2fc428a5b3e824fe43a079a3@8166 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

rbottema/jmonkeyengine,jMonkeyEngine/jmonkeyengine,bsmr-java/jmonkeyengine,Georgeto/jmonkeyengine,tr0k/jmonkeyengine,OpenGrabeso/jmonkeyengine,bertleft/jmonkeyengine,davidB/jmonkeyengine,g-rocket/jmonkeyengine,sandervdo/jmonkeyengine,g-rocket/jmonkeyengine,OpenGrabeso/jmonkeyengine,danteinforno/jmonkeyengine,mbenson/jmonkeyengine,weilichuang/jmonkeyengine,atomixnmc/jmonkeyengine,aaronang/jmonkeyengine,yetanotherindie/jMonkey-Engine,amit2103/jmonkeyengine,bsmr-java/jmonkeyengine,weilichuang/jmonkeyengine,weilichuang/jmonkeyengine,InShadow/jmonkeyengine,tr0k/jmonkeyengine,tr0k/jmonkeyengine,InShadow/jmonkeyengine,GreenCubes/jmonkeyengine,mbenson/jmonkeyengine,d235j/jmonkeyengine,davidB/jmonkeyengine,bsmr-java/jmonkeyengine,InShadow/jmonkeyengine,atomixnmc/jmonkeyengine,OpenGrabeso/jmonkeyengine,Georgeto/jmonkeyengine,g-rocket/jmonkeyengine,rbottema/jmonkeyengine,olafmaas/jmonkeyengine,GreenCubes/jmonkeyengine,bertleft/jmonkeyengine,amit2103/jmonkeyengine,zzuegg/jmonkeyengine,danteinforno/jmonkeyengine,jMonkeyEngine/jmonkeyengine,yetanotherindie/jMonkey-Engine,atomixnmc/jmonkeyengine,phr00t/jmonkeyengine,yetanotherindie/jMonkey-Engine,g-rocket/jmonkeyengine,davidB/jmonkeyengine,mbenson/jmonkeyengine,sandervdo/jmonkeyengine,atomixnmc/jmonkeyengine,atomixnmc/jmonkeyengine,danteinforno/jmonkeyengine,yetanotherindie/jMonkey-Engine,skapi1992/jmonkeyengine,Georgeto/jmonkeyengine,g-rocket/jmonkeyengine,bsmr-java/jmonkeyengine,phr00t/jmonkeyengine,yetanotherindie/jMonkey-Engine,d235j/jmonkeyengine,wrvangeest/jmonkeyengine,bertleft/jmonkeyengine,jMonkeyEngine/jmonkeyengine,shurun19851206/jMonkeyEngine,amit2103/jmonkeyengine,delftsre/jmonkeyengine,phr00t/jmonkeyengine,aaronang/jmonkeyengine,atomixnmc/jmonkeyengine,nickschot/jmonkeyengine,delftsre/jmonkeyengine,skapi1992/jmonkeyengine,davidB/jmonkeyengine,olafmaas/jmonkeyengine,mbenson/jmonkeyengine,shurun19851206/jMonkeyEngine,rbottema/jmonkeyengine,mbenson/jmonkeyengine,bertleft/jmonkeyengine,skapi1992/jmonkeyengine,nickschot/jmonkeyengine,wrvangeest/jmonkeyengine,amit2103/jmonkeyengine,zzuegg/jmonkeyengine,danteinforno/jmonkeyengine,shurun19851206/jMonkeyEngine,aaronang/jmonkeyengine,danteinforno/jmonkeyengine,nickschot/jmonkeyengine,Georgeto/jmonkeyengine,OpenGrabeso/jmonkeyengine,wrvangeest/jmonkeyengine,sandervdo/jmonkeyengine,weilichuang/jmonkeyengine,olafmaas/jmonkeyengine,amit2103/jmonkeyengine,weilichuang/jmonkeyengine,sandervdo/jmonkeyengine,wrvangeest/jmonkeyengine,aaronang/jmonkeyengine,danteinforno/jmonkeyengine,d235j/jmonkeyengine,davidB/jmonkeyengine,davidB/jmonkeyengine,OpenGrabeso/jmonkeyengine,weilichuang/jmonkeyengine,tr0k/jmonkeyengine,OpenGrabeso/jmonkeyengine,skapi1992/jmonkeyengine,delftsre/jmonkeyengine,phr00t/jmonkeyengine,nickschot/jmonkeyengine,shurun19851206/jMonkeyEngine,g-rocket/jmonkeyengine,shurun19851206/jMonkeyEngine,d235j/jmonkeyengine,rbottema/jmonkeyengine,d235j/jmonkeyengine,yetanotherindie/jMonkey-Engine,Georgeto/jmonkeyengine,Georgeto/jmonkeyengine,GreenCubes/jmonkeyengine,zzuegg/jmonkeyengine,mbenson/jmonkeyengine,InShadow/jmonkeyengine,zzuegg/jmonkeyengine,delftsre/jmonkeyengine,GreenCubes/jmonkeyengine,shurun19851206/jMonkeyEngine,olafmaas/jmonkeyengine,d235j/jmonkeyengine,jMonkeyEngine/jmonkeyengine,amit2103/jmonkeyengine