Issue 82: Feature request: Add option to clear the DNS cache on any edit or other DNS change
Status:  New
Owner: ----
Reported by ccog...@instartlogic.com, Jan 29, 2014
Pre Mac OS 10.7, the command is:

dscacheutil -flushcache

For Mac OS 10.8 and 10.9. the command is:

sudo killall -HUP mDNSResponder