Provide for warning of non-executable file in a script directory.

Submitted by:	W G Stoddard <wgstodda@us.ibm.com>
Reviewed by:	Brian Behlendorf, Ken Coar


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81598 13f79535-47bb-0310-9956-ffa450edef68