Switch from fine uploader to angular-file-upload

Signed-off-by: A. van der Pluijm <info@urbanlink.nl>
Authorization header resource specific

Signed-off-by: A. van der Pluijm <info@urbanlink.nl>
Merge branch 'develop' of https://github.com/columby/mean.columby.com into develop

Signed-off-by: A. van der Pluijm <info@urbanlink.nl>

Conflicts:
	packages/datasets/public/assets/css/datasets.css
	packages/datasets/public/assets/css/datasets.less