Use the new command-handler initializer macros in some more modules.

Unfortunately, the resulting warnings are *not* all cleaned up.  Ten or
so warnings spill over to non-AP_DEBUG builds (but that just means that
there is a bigger pool of folks to resolve them, right?).


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@85627 13f79535-47bb-0310-9956-ffa450edef68