Removed excess whitespace, fixed indentation and removed unnecessary backslash characters.

git-svn-id: https://svn.apache.org/repos/asf/bloodhound/trunk@1487964 13f79535-47bb-0310-9956-ffa450edef68
Refs #526: Show a warning message rather than an error message when the widget name is unknown.

git-svn-id: https://svn.apache.org/repos/asf/bloodhound/trunk@1487969 13f79535-47bb-0310-9956-ffa450edef68