www/squid33 expired on 2015-03-14, remove it from www/squidguard. Simplify port options while here.
Unit Tests Skipped
Thanks for looking at this!
I have prepared a diff integrating the changes requested below, but I have found no way to upload a diff as a reviewer.
Here you can find the intended patch:
There is no need for SQUID options anymore, I would just replace them with an unconditional RUN_DEPENDS on www/squid.
This can be done with too, the referenced patch can be integrated in the standard port patches.