Update core/components/bannery/model/bannery/mysql/byad.map.inc.php

Add date start date end fieldds to map
Update core/components/bannery/model/schema/bannery.mysql.schema.xml

Add date start and date end fields to schema
Update assets/components/bannery/js/mgr/widgets/ads.grid.js

Add date fieldt to tpl extJs
Update core/components/bannery/elements/snippets/bannery.snippet.php

add selecting ads by date
Update assets/components/bannery/js/mgr/widgets/ads.grid.js

enable to empty image
Update assets/components/bannery/js/mgr/widgets/ads.grid.js

enable time...
Update assets/components/bannery/js/mgr/widgets/ads.grid.js

set a valid width for date time field
- [#9] Fixed url of image in positions window.
- Added ability to set range of dates for banner display.
- [#8] Added ability to set the click variable in system settings.
Improved map files