Added background images
Merge branch 'theme-wam' into develop
Merge remote-tracking branch 'upstream/develop' into develop
Fixes themeing issues
Merge pull request #124 from DannyMurphy/wam-theme-tweaks

I'm not 100% sure which issues this is fixing, but it restores the background image and nothing looks broken so merging.  I can see a couple of things that aren't quite right, so I'll raise those in here as individual issues.