Bug 1024444 - Fix minor bug with arguments object aliasing and Baseline. r=luke
Bug 1015766 - Add test. r=test
Bug 1025875 part 1 - Make some frontend code handle Latin1 strings. r=njn
Bug 1025875 part 2 - Make string.split work with Latin1 strings. r=luke
Bug 1025875 part 3 - Make CompareStrings and CompareAtoms work with Latin1 strings. r=njn