446105: update of Bugzilla to Version 4.5.6, 4.4.6, 4.2.11, and 4.0.15

Change-Id: Ia99e9710c7051bb826fd5d95578ca205a6173875
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=446105
446105: try to fix the trunk versions

Change-Id: Ib78815ea316ed41ea9cac7e7f368f2dd2eab976a
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=446105
448427: disable Trac test fixtures

Change-Id: Ic0cd3f1cb7637b484fd1560766210d9fce1ca1a8
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=448427
Fix attachment sorter assumes all attachments have creators

Change-Id: I37a8a8949ae368caf152ef82ef4617677a74e641
Signed-off-by: Miles Parker <milesparker@gmail.com>
426644: add dummy RepositoryConfiguration to the REST Client

Change-Id: Ib34339764ab981e786aa941a141143b390874d21
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=426644
provide attachment attribute when attaching context

Change-Id: I21644f2c77c51385e4e282e3a16eed0aea139b27
Signed-off-by: Nicholas Folk <Nicholas.folk@tasktop.com>
426644: add getFields to RepositoryConfiguration

Change-Id: I1bc27a9977c91b44c91dd8c06dddae86eb31d0fb
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=426644
426644: add Products to RepositoryConfiguration

Change-Id: Ib8c0650ad1db14706088131dff09f58fcda57804
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=426644
Remove errant nullable annotation.

Signed-off-by: Timo Kinnunen <timo.kinnunen@gmail.com>
Ignore project file.

Signed-off-by: Timo Kinnunen <timo.kinnunen@gmail.com>