Added : experimental lz4frame API; special thanks to Takayuki Matsuoka and Christopher Jackson for testings and suggestions
Fix : s390x support, thanks to Nobuhiro Iwamatsu

git-svn-id: http://lz4.googlecode.com/svn/trunk@123 650e7d94-2a16-8b24-b05c-7c0b3f6821cd