Starting to separate compression code.
Starting to separate compression code.

nmrugg/LZMA-JS,zzzhan/LZMA-JS,addaleax/LZMA-JS,zzzhan/LZMA-JS,nmrugg/LZMA-JS,addaleax/LZMA-JS,addaleax/LZMA-JS,nmrugg/LZMA-JS,zzzhan/LZMA-JS