Upgrading to bootstrap 3

Ugh.
More bootstrap 3
Remove underline from stats blocks
Whitespace
More form/button class changes
Updating for bootstrap3
MOAR BOOTSTRAP
Merge branch 'refs/heads/feature-bootstrap3' into develop
Signin BS3
honor user soft-deletes
Prettier buttons
Style change - removed underline from header
BS3 error validation text
Fixed model view
Merge branch 'develop' of github.com:snipe/snipe-it into develop