v1.7.3
fixes static compilation under Windows (#246)
Makefile : added capability to install libraries Modified Directory tree, to better separate libraries from programs.
clang and g++ tests restricted to native only on Travis CI Ubuntu v12 environment
updated programs\README.md
Merge remote-tracking branch 'refs/remotes/lz4/dev' into dev
bench.c based on zstd
updated links to LZ4 repository
Fix license and remove references to zstd