Patch By Max Kanat-Alexander <mkanat@kerio.com> r,a=justdave

Patch By Tomas Kopal <Tomas.Kopal@altap.cz> r=mkanat, a=myk

Patch by Max Kanat-Alexander <mkanat@kerio.com>  r=vladd  a=justdave

quietly_check_login()/confirm_login() calls.  Cleans up callsites
(consisting of most of our CGIs), swapping (where appropriate) for calls
to Bugzilla->login. Patch by Teemu Mannermaa <wicked@etlicon.fi>.
r=bbaetz, kiko. a=justdave.

Patch for bug 237369: implement relatively simple changes from %FORM to $cgi->param variable; patch by Teemu Mannermaa <wicked@etlicon.fi>; r=kiko, justdave; a=justdave.

Fix for bug 204631: enhances config.cgi to generate a list of queryable fields so third-party clients can populate search forms with the list.
r=gerv
a=myk

Clean-up patch for bug 72837: uses /usr/bin/perl instead of /usr/bonsaitools/bin/perl and adds message about these interfaces being experimental.
r=gerv
a=myk

r=gerv
a=myk