- removed most static content from scrigo

- cleaned up some javascript

- Included new icons and buttons
- Layout scaling improved (up to 1260px width)

Fixed: password match function blocked tabs incorrectly
Fixed: set focus on username input field threw an error if this field did not exist on a page

Moved old default theme to themes/default-304

fixed #681 - removed all onblur, checked onchange for function and removed it in filter panels. Added jquery keypress (event 13 -> enter) and tested it in different browsers

- updated the debian installation instructions