Fix : AIX & AIX64 support (SamG)
Fix : mips 64-bits support (lew van)
Added : Examples directory, using code examples from Takayuki Matsuoka
Updated : Framing specification, to v1.4.1
Updated : xxHash, to r36

git-svn-id: http://lz4.googlecode.com/svn/trunk@122 650e7d94-2a16-8b24-b05c-7c0b3f6821cd