Manually merged 8c4cdb259a0b0f1d4b92f86d80df8e9242d5a505 by mvwieringen
  * "The zlib deflateResetKeep that is called from deflateReset of which fastlzlibReset is an equivalence off resets more fields so added resetting these fields in fastlzlibReset too"
Synchronized LZ4 code to r90 (http://code.google.com/p/lz4/)
Manually merged 9090cda92ce3a119ad3b5aad491b8545a87fa103 by mvwieringen
  * "Make fastlzlib.h usable for C++" [as zlib.h is]
Merge branch 'master' of git://github.com/exalead/fastlzlib