adding and re-arrange common objects to all object modals

Conflicts:
	src/ggrc/assets/mustache/standards/modal_content.mustache
adding icon for Standard object
Remove duplicate "Standard" styles and LHN item
Merge remote-tracking branch 'origin/develop' into feature/database-changes-fix

Conflicts:
	src/ggrc/assets/mustache/controls/modal_content.mustache
Merge pull request #585 from reciprocity/feature/database-changes-fix

UI changes to support database changes