scripts: fix if statements
Merge pull request #134 from fichtner/fix_scripts

scripts: fix if statements
pfsense_local.sh: may be called from scripts/ directory as well
Merge pull request #135 from fichtner/pfsense_local_fix

pfsense_local.sh: may be called from scripts/ directory as well
Add a couple more helpful log messages.
Set BATCH so the bsdinstaller port install doesn't prompt.