fixes issue 354 + check NtCreateUserProcess 10th arg exe_stuff.buffer
fixes issue 354
+ check NtCreateUserProcess 10th arg exe_stuff.buffer

git-svn-id: fe3cd4388a6e5a968b09397a3d721fe124e8117a@266 5b54908e-ead4-fc18-b48a-0285e6dbc711

rnk/drmemory,rnk/drmemory,rnk/drmemory,rnk/drmemory