Fix not working widgetMedia in boolean fields.

Fixes-bug: MRN-1247.
Cherry-picked from release-0.3.

Conflicts:

	muranodashboard/services/LinuxTelnet.yaml
	muranodashboard/services/MsSqlClusterServer.yaml
	muranodashboard/services/MsSqlServer.yaml

Change-Id: Ic3b5cdbee5bbcfb7da1ac9e661454cb722454b70