bump libgit2 to 7f7ebe
bump libgit2 to 7f7ebe

saraid/rugged,tpickett66/rugged,Acidburn0zzz/rugged,tpickett66/rugged,Acidburn0zzz/rugged,saraid/rugged,saraid/rugged,libgit2/rugged,libgit2/rugged,Acidburn0zzz/rugged,tpickett66/rugged,libgit2/rugged