Added website
Merge remote-tracking branch 'upstream/master'
Tweaked some content, added Jonathan website
text tweaks
Merge pull request #245 from jfarbowitz/master

Text tweaks on about page
Fixed review language
Merge pull request #249 from jfarbowitz/master

Fixed review language
Merge pull request #243 from steventlamb/topic/misc_refactoring

Topic/misc refactoring
Add email support for newly approved vendors

Add a module for email functions, a template for the HTML email body,
settings to configure the outbound credentials.

Update save_existing() method to send an email when a vendor is newly
approved.

Add tests to make sure emails only get sent once.

Bring in mock library to create mock test objects.