Added second line for check mailing addresses.
Added a second address line to EventHousing and Home models.
Added second address line field to home/eventhosting form.
Merging migrations.
Added migration for those zip codes.
Added zip codes to forms.
zip_code to save between Home and EventHousing models.
Added second address line and zip to code flyer sending address.
Added check_address_2 to admin.py
Included second line of addresses and zip codes in model tables.
Squashed migrations 0053-0056 into just 0053.
Merge pull request #263 from littleweaver/2_line_address

Added second line for check mailing addresses.