r131
New directory structure : library source files into /lib directory
Added namespace ability to xxhash
Updated lib readme
Performance fix : big compression speed boost for clang (+30%)
Fixed a few minor visual analyzer warnings
moved lz4frame context types to incomplete typedef
Updated LZ4F_getFrameInfo() behavior, related to uncomplete frame header decoding attempts
lz4hc : added one malloc test
Added compilation flag -Wcast-qual