Update README
Update README.md
Update README.md
Update SSDB.php
Update repl.cpp
Update repl.cpp
Update repl.cpp
adding MacOSX supports
adding MacOSX supports
Update backend_sync.cpp

bug fix
Update slave.cpp

bug fix
bug fix
change slave's link to work with Fdevents
edit backend_sync.cpp backend_sync.h
adding exists, and multi_* commands
adding exists, multi_* commands
PHP Client adding easy mode
PHP client adding SimpleSSDB class
Supporting master-master replication architecture
udpate