Remove net-mgmt/nagios-devel, it's been outdated for a long time now.

Sponsored by:	Absolight
Support stage
Support stage
Use pkg-plist to simplify tracking
Support stage
Support stage
Support stage
Support stage
Support stage
Support stage

Approved by:	portmgr (infrastructure blanket)
Support stage
Support stage
Use pkg-plist
Support stage
Support stage
Use options helpers
Support stage
Avoid installing .orig file
Do not install license file for well known license
Convert USE_GMAKE-> USES=gmake
Unmute installation
Convert USE_GMAKE->USES=gmake
Remove cruft
Support stage
Support stage
Support stage
Support stage