REF #4121 init
REF #4121 module structure changes
REF #4121 module tests
REF #4121 module tests
Fix subscription module & ui.
Merge branch 'prd-4121-jasmine/jshint'

Conflicts:
	package.json
	public/css/sysinfos.css
	public/js/modules/sysinfos-admin.system-messages.js
	public/js/modules/sysinfos-common.constants.js
	public/js/modules/sysinfos-common.ui.js
Fix wrong language code usage.
Finalize systems list and subscriptions.