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

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

Bug 289627: Chart report crashes when there is no series data to plot - Patch by FrÃdÃric Buclin <LpSolit@gmail.com> r=gerv a=LpSolit

Patch By Max Kanat-Alexander <mkanat@bugzilla.org> r=colin.ogilvie, r=vladd, a=justdave

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

Bug 313531: Move 'use Bugzilla;' out of globals.pl - Patch by Frédéric Buclin <LpSolit@gmail.com> r=mkanat a=myk

Bug 323721: [PostgreSQL] New charts feature crashes - Patch by Frédéric Buclin <LpSolit@gmail.com> r=mkanat a=justdave

Bug 301141: [PostgreSQL] New charts throw an error about FROM_UNIXTIME - Patch by Frédéric Buclin <LpSolit@gmail.com> r=mkanat a=justdave

Bug 278268 - make Grand Total line not appear if data set add fails. Patch by colin.ogilvie; r=gerv, a=justdave.

Bug 174295: ANSI SQL requires all columns in SELECT to be in GROUP BY, unless they are in "aggregate" functions
Patch By Tomas Kopal <Tomas.Kopal@altap.cz> r=joel, a=myk

Bug 283973 : Charts broken: DBD::mysql::st execute failed: Unknown column '$datefrom' in 'field list'
Patch by Teemu Mannermaa <wicked@etlicon.fi>   r=mkanat  a=justdave

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

Bug 225687 - add group controls to charts, along with various other cleanups. Patch by gerv; r=joel, a=justdave.

Bug 231391 - make "cumulate" option work on new charts, together with a few UI tweaks. Patch by gerv; r=kiko, a=myk.

Bug 221160 - crash if illegal date specified in new charts date range. Patch by gerv; r=kiko, a=justdave.