1.1.2dev: Modify regex after [4593] since we don't have to match paths that follow `/about` and `/about_trac`. Refs #11565.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12649 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Reduced code duplication in the `about.html` and `error.html` templates. Refs #11565.

 * New template `environment_info.html` renders the //System Information//, //Installed Plugins// and //Configuration Information//.
 * Added `config_info` property to the `Environment` class.
 * Added `system_info` property to the `Environment` class and deprecated the method `get_systeminfo`.
 * Merged the `about.css` stylsheet into `trac.css`.



git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12650 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Code style changes.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12651 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Added and removed files that were missing from [12650]. Refs #11565.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12652 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Reverted addition of `systeminfo` property. Replaced `configinfo` property with `get_configinfo`. Refs #11565.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12653 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12654] from 1.0-stable (fix for #10605)


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12655 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Introduced `TracBaseError` as the base class for all exceptions defined in Trac. Refs #11568.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12656 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12657] from 1.0-stable.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12658 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: `WikiPage` uses `Resource.version` when `version` parameter is `None`. Refs #11544.
 * Coerce invalid `version` and `Resource.version` to `None`.
 * Added a doc string to `WikiPage`.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12659 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12661] from 1.0-stable. Refs #11569.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12661 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Added license header to `environment_info.html`. Refs #11569.

This file doesn't exist on 1.0-stable, so it wasn't captured in the merge of the [12660] changes.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12662 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12664] from 1.0-stable. Refs #11520.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12665 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12666] from 1.0-stable. Refs #11520.


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12667 af82e41b-90c4-0310-8c96-b1721e28e2e2
1.1.2dev: Merged [12669] from 1.0-stable (fix for #11571)


git-svn-id: http://trac.edgewall.org/intertrac/log:/trunk@12670 af82e41b-90c4-0310-8c96-b1721e28e2e2
Merge remote-tracking branch 'upstream/trunk' into trunk