Checkbox directive

Added directives sdCheck and sdCheckAll.

SDUX-5
Checkbox directive fix

Fixed a minor bug in sdCheckbox

SDUX-5
Implement image uploader - adding library and basic functionality

SDUX-33
Merge changes and resolve conflicts of upload-avatr branch and master
Checkbox directive

Rewritten most of sdCheckAll, removed timeouts, changed api.

SDUX-5
Fix requirejs loading of upload modules.
Checkbox directive

Fixed minor issues in sdCheckAll.

SDUX-5
Checkbox directive

Fixed minor problems in checkbox directive.

SDUX-5
Checkbox directive

Fixed minor issues in sdCheckAll.

SDUX-5
Merge remote-tracking branch 'nikola/upload-avatar'
Checkbox directive

Changed some parts to use faster lodash alternatives.

SDUX-5
Checkbox directive

Fixed a typo.

SDUX-5
Directive fixes

Improved sdPagination, sdDebounce and sdThrottle.
Merge pull request #29 from eozan/checkbox-directive

sd-check and sd-check-all directives
Implement saving of user picture on profile page.

There is now upload service which returns a promise.

SDUX-39
Merge branch 'master' of github.com:superdesk/superdesk-client
Give some styling to notifications

Put notifications in separate box on the top of the screen. Cover the
case of several notifications displayed at a same time
Merge remote-tracking branch 'ozan/directive-fixes'
Merge remote-tracking branch 'nikola/master'

Conflicts:
	app/scripts/superdesk/profile/views/main.html