WIP Partially stabilize `StrExt` for pattern-using methods#20058

Merged

bors merged 2 commits intorust-lang:masterfrom

Kimundi:str_pattern_pre

Dec 29, 2014

Commits on Dec 25, 2014

Prepared most `StrExt` pattern using methods for stabilization
Kimundi
committed

Commits on Dec 29, 2014

Marked find and rfind as stable
Kimundi
committed