Theming the website

[mcnabola]

Changing stuff from the homepage 'Welcome to pytition'
Changing the title from 'Pytition' to something else.
Changing the tab names of 'this is an example petition - pytition' to having the new title instead.

[mcnabola]

Add UL Wolves branding and references to development done by Compsoc. Perhaps a footer could be most suitable.