Fix incorrect variable names
Fix a faulty import
Remove useless code
Fix some misspelled variables in comments
PEP8 stuff
Add MacAddrField model field
StaticInterface & DynamicInterface: new mac field
Force MacAddrField.max_length to 12
MacAddrField: allow blank value only if self.blank
fridgei's verbose errors
Even more pedantic spelling/grammar "corrections"
Fix mistakes; join lines
Don't append '-' to Vrf name
Fix capitalization and punctuation inconsistencies
Add helpful messages
OSU custom options hack
Add bootfile-name option
Add an option to OSU_CUSTOM_OPTIONS hack
Add two more (real) DHCP options
Set is_quoted correctly in OSU_CUSTOM_OPTIONS hack