Clear freed variables when terminating.
Clear freed variables when terminating.

Lacra17/stronglink,rmoorman/stronglink,Ryezhang/stronglink,Ryezhang/stronglink,yamingd/stronglink,rmoorman/stronglink,shaunstanislaus/stronglink,Ryezhang/stronglink,btrask/stronglink,shaunstanislaus/stronglink,btrask/stronglink,iOSCowboy/stronglink,nkatsaros/stronglink,Lacra17/stronglink,nkatsaros/stronglink,guiquanz/stronglink,feld/stronglink,Lacra17/stronglink,btrask/stronglink,nkatsaros/stronglink,shaunstanislaus/stronglink,btrask/stronglink,guiquanz/stronglink,yamingd/stronglink,yamingd/stronglink,guiquanz/stronglink,iOSCowboy/stronglink,feld/stronglink,rmoorman/stronglink,iOSCowboy/stronglink,feld/stronglink