Fixes bug 785012, add __security_check_cookie to the prefix skiplist
Fixes bug 804936, Add Abort to the prefix skiplist
Fixes bug 853842, add 'extent_.*' to the prefix skiplist
Fixes bug 858926. Replace 'NS_DebugBreak_P.*' with 'NS_DebugBreak.*' in prefix skiplist
Merge pull request #1187 from lauraxt/skiplist42

Skiplist changes