Added new kb article calendar-add-custom-space-footer#807

nade7o merged 2 commits intomastertelerik/winforms-docs:masterfrom

new-kb-calendar-add-custom-space-footer-b5f0b9a9de3945a08510462453dc074dtelerik/winforms-docs:new-kb-calendar-add-custom-space-footer-b5f0b9a9de3945a08510462453dc074dCopy head branch name to clipboard