different offsets for different gwbufs
Updated monitor to better handle maste/slave replication environments
Split MASTER and SERVER bits in the erver bitmask so that we canhave more states, MASTER, SLAVE and NOT IN REPLICATION
Updates to the read write splitter for routing commands to all nodes, diagnostic output and fixes to the algorithm to pick up a master and slave connection
A temporary directory is used for the data directory, incorporating the pid
in the directory name. If set then the data directory will be stored in $GATEWAY_HOME,
if not it will be placed in /tmp
If $GATEWAY_HOME is set then the log files will be written to $GATEWAY_HOME/log
