BAP-4794: Missing notification about Maintenance Mode and Refresh Data

 - fixed refresh action
BAP-4794: Missing notification about Maintenance Mode and Refresh Data

 - fixed population grids state into url
BAP-4878: Wrong behaviour saving system setting
 - fix
BAP-4531: Users from different Business Units don't see each other's notes
BAP-4663: Broken Country selector on pop-up window
- fix bug
BAP-4750: Do not reload application menu on page load - reload menu for integrations
Merge pull request #2258 from laboro/ticket/BAP-4794

BAP-4794: Missing notification about Maintenance Mode and Refresh Data
Merge pull request #2295 from laboro/fix/BAP-4878

BAP-4878: Wrong behaviour saving system setting
CRM-1597: Notice after save tracking with enabled Dynamic Tracking.
- key can be empty
Merge branch 'ticket/BAP-4750_menu_improvements' of github.com:laboro/platform into ticket/BAP-4750_menu_improvements
Merge pull request #2300 from laboro/fix/CRM-1597

CRM-1597: Notice after save tracking with enabled Dynamic Tracking.
BAP-4750: Do not reload application menu on page load
- update menu for entity management
CRM-1611: 500 error on Shopping Carts
   - mode join to listener
Merge pull request #2298 from laboro/ticket/BAP-4750_menu_improvements

BAP-4750: Do not reload application menu on page load - reload menu for ...
Merge pull request #2301 from laboro/fix/CRM-1611

CRM-1611: 500 error on Shopping Carts
BAP-4795: Update Schema Confirmation disappears on any click
Merge pull request #2302 from laboro/ticket/BAP-4795

BAP-4795: Update Schema Confirmation disappears on any click
BAP-4485: Notes disappear after editing.
 - fix acl check joins
 - remove unused part of template
CRM-1551: Wrong Case Comments behavior after permissions changing
 - fix message type for dialog widget
 - fix behaviour for situation if popup not appear but button send notes pressed and 403 returned
Merge pull request #2297 from laboro/ticket/BAP-4663

BAP-4663: Broken Country selector on pop-up window