Story 53333047: Enabled adding control objectives to sections in new tree
Merge remote-tracking branch 'origin/develop' into feature/tree-refinements
Merge branch 'feature/tree-refinements' into feature/fix-mappings

Conflicts:
	src/ggrc/assets/javascripts/apps/directives.js
	src/ggrc/static/mustache/controls/tree.mustache
	src/ggrc/static/mustache/objectives/tree.mustache