performance fix: generating new locals now takes O(number of locals) in the worst case instead of fac(O(number of locals))
performance fix: generating new locals now takes O(number of locals) in the worst case instead of fac(O(number of locals))

cfallin/soot,xph906/SootNew,cfallin/soot,cfallin/soot,xph906/SootNew,mbenz89/soot,plast-lab/soot,anddann/soot,anddann/soot,mbenz89/soot,plast-lab/soot,mbenz89/soot,xph906/SootNew,anddann/soot,plast-lab/soot,xph906/SootNew,mbenz89/soot,cfallin/soot,anddann/soot