…ng a server on a separate port
This patch adds some additional checking for counters: * Wrap counters around at 2^32. Most graphing software (RRDtool etc.) can deal with this properly. Unfortunately wrapping at 2^64 isn't possible because JS has a maximum integer resolution of 2^53. * Don't allow counters to be decremented below 0.
…equire in Timer.
… to show things are working.