An aggressive visit by the style faerie. Sprinkled some comment cleanups

and tightened the 'single line result' of the error message for LDAP
directives (which also broke the 80 column gospel in source.)

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@160552 13f79535-47bb-0310-9956-ffa450edef68