refactor(view): remove view helper and use require.toUrl instead
chore(angular): switch to 1.3 version
refactor(superdesk): remove superdesk.directives and superdesk.services

this is first step in order to have func based sub-modules not type based.
now we should group time related directives into single module (datetime)
etc.
refactor(superdesk): put date related directives into datetime
fix(dashboard): Added notification messages for world clock widget.

SD-136: World clock: add confirmation message when adding a clock
feat(media): Image preview and view

SD-266: Implement frontent view for default image metadata
feat(media): change item preview template
fix(require): add superdesk.filters into loaded modules
refactor(notify): put notify service/directive into submodule
refactor(upload): move upload related code into upload submod
refactor(beta): move it into submodule
refactor(tests): make relative requires work in specs
refactor(activity): move into submodule
feat(elastic): add es query builder

SD-84
feat(elastic): add range filters support

SD-84