Log message:
fixed a misplaced option regarding disabling snmp
added a build link to net-snmp in case the snmp option is set

Log message:
Import libifstat-1.1 as wip/libifstat.

Tool to report network interface bandwith, shared library version.

This is basically the same package as wip/ifstat, just as a shared library.
IMHO this package is complete and ready for review.