Creates directory for snapshots
Merged snapshot functionality from koullislp
We don't want nav bar to stay on top of everything
This was unnecessary
Css and javascript for image gallery
Frame and various fixes for displaying images
Fixed z-indexes
Merge remote branch 'vaslabs/new_gallery'

Conflicts:
	usr/libexec/pi-web-agent/html/utilities/blueprint-css.html
Modified blueprint from vaslabs