Added loader to datagrid with setter method

Added loader to datagrid with setter method

issue #6153
Merge remote-tracking branch 'upstream/master' into feature-datagridLoader-issue-6153
Uploaded loader image

Uploaded loader image

issue #6153
Updated doc block

Updated doc block

issu #6153
Merge pull request #241 from A24Group/feature-datagridLoader-issue-6153

Added loader to datagrid with setter method