Added sidebar to 404 page.

Gives users the opportunity to see if the page they want is on the side bar, show widgets, etc.
Get the basic theme up and running
Merge branch 'edent-theme'
Merge branch 'edent-scss'
More layout improvements
Oembed / iframe fix
Remove copyright. Tidyied tabs / spaces
Added Bold Font
Italic & bold italic fonts
Better headers
A more sensible size
I hate hyphens