Disable template timings panel...

...as it slows the page load down to a crawl.
Adjust form templatetag to handle missing field var

When a non-existant field gets passed, the templatetag was raising an
unseemly AttributeError.  This change checks to see if the passed var is
actually a form field to avoid said error.
Include LICENSE and AUTHORS in package
Allow month field widget to be overridden in bankcard form

For instance, if you need to adjust the HTML formatting of the
multi-widget.
Pass lines to email contect for testing command

Some emails take a set of lines passed in explicitly.  This changes
helps test such situations.
Add South introspection rule for UppercaseCharField
Allow form labels to contain HTML