r=mkanat, a=mkanat, a=LpSolit

During the CVS imports into Bzr, there were some inconsistencies introduced
(mostly that files that were deleted in CVS weren't being deleted in Bzr).
So this checkin makes the bzr repo actually consistent with the CVS repo,
including fixing permissions of files.

Bug 233398: Update the customization docs to point to the Extensions system POD instead of having docs about template hooks in the Guide.
Patch by Max Kanat-Alexander <mkanat@bugzilla.org> r=LpSolit, a=LpSolit

Bug 510246: makedocs.pl should not compile POD for modules in lib/ - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

The checkin of bug 520948 broke the docs build, because Chart::Base wasn't a required module anymore.

Bug 399073: Remove the 'loginnetmask' parameter - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Patch by Max Kanat-Alexander <mkanat@bugzilla.org> r=dkl, a=mkanat

Bug 510496: Recommend the admin to run mysql_secure_installation rather than playing with command lines - Patch by Frédéric Buclin <LpSolit@gmail.com> r=dkl

Bug 257933: File::Spec version check does not work against 0.90 - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Bug 480986: The BMP -> PNG conversion tool for new attachments should be an extension - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Bug 507957: Bugzilla admins should not create templates in the "default" directory on customization - Patch by A.A. Shimono (himorin) <shimono@mozilla.gr.jp> r/a=mkanat

Bug 367343: Doc imprecision concerning the "usetargetmilestone" parameter - Patch by Frédéric Buclin <LpSolit@gmail.com> r=ghendricks

Bug 423963: OS-specific installation notes should be clearer in how to use ScriptInterpreterSource - Patch by Frédéric Buclin <LpSolit@gmail.com> r=wurblzap

Bug 233400: The "3rd-party integration" section should point to Bugzilla:Addons on wiki - Patch by Frédéric Buclin <LpSolit@gmail.com> r=justdave

Bug 201415: Remove the Introduction (Chapter 2) chapter - Patch by Frédéric Buclin <LpSolit@gmail.com> r=ghendricks

Bug 450570: Installation docs don't mention install-modules.pl - Patch by Frédéric Buclin <LpSolit@gmail.com> r=mkanat

Bug 504418: mod_perl CGI requirement no longer newer than base CGI requirement - Patch by Frédéric Buclin <LpSolit@gmail.com> r=mkanat a=LpSolit

Patch by Max Kanat-Alexander <mkanat@bugzilla.org> r=LpSolit, a=mkanat

Bug 478972: Remove the 'useentrygroupdefault' parameter - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Bug 480001: MySQL 5.1.31 throws an error when you try to SET SESSION max_allowed_packet (and previous versions of MySQL were just ignoring the SET SESSION), so just warn people if their max_allowed_packet is too small
Patch By Max Kanat-Alexander <mkanat@bugzilla.org> r=LpSolit, a=LpSolit

Bug 335762: Move Windows Install Instruction to Wiki - Patch by Frédéric Buclin <LpSolit@gmail.com> r=colin

Bug 469992: Bugzilla Installer is no longer available - Patch by miketosh <michael.j.tosh@lmco.com> r=LpSolit

Bug 399072: Remove the 'supportwatchers' parameter - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Patch By Max Kanat-Alexander <mkanat@bugzilla.org> r=LpSolit, a=mkanat

Patch By Max Kanat-Alexander <mkanat@bugzilla.org> r=LpSolit, a=mkanat

Bug 432708: Installation Instructions For Oracle - Patch by Xiaoou <xiaoou.wu@oracle.com> and Frédéric Buclin <LpSolit@gmail.com> r=mkanat

Bug 399070: Remove the 'timezone' parameter - Patch by Frédéric Buclin <LpSolit@gmail.com> r/a=mkanat

Bug 442031: Make Bugzilla::User::groups return an arrayref of Bugzilla::Group objects (instead of a hashref of group ids and names).