Replaced ext-js function 'remove' with pure js version in advancedsearch.
Merge pull request #239 from 4teamwork/lk_fix_advancedsearch_js

Replaced ext-js function 'remove' with pure js version in advancedsearch.
Moved create repository script from opengever.zug package.
PEP8.
Updated create_repository_csv script after move to core.
Merge pull request #240 from 4teamwork/lk_move_create_repository_script

Moved create repository script from opengever.zug package
Fixed typo in test_overview.py.
Update og.mail tests according to changes in ftw.mail.

(See https://github.com/4teamwork/ftw.mail/pull/17)
Merge pull request #243 from 4teamwork/lg-fix-mail-tests

Update opengever.mail tests according to changes in ftw.mail.
Implemented cache invalidation for TreeView portlet cache.
Use ftw.treeview from source.
Merge pull request #242 from 4teamwork/lg-treeview-cache-invalidation

Implement cache invalidation for TreeView portlet cache.
Mail view: Use zcml instead of grok to register the og customized mail view.

With the changes in `ftw.mail` (see b91f31810bd19f3bd994b960490515d03b162aca)
our customized mail-view template was not used any more.
Mail view: use sprite icons in the atachments list.
Merge pull request #244 from 4teamwork/pg_mail_template

Mail View: reuse the customized template, fix attachment icons
Fixed German translation in logout overlay.
Merge pull request #246 from 4teamwork/pha-i18n-logout

Fixed German translation in logout overlay.
Treeportlet: Implement deferred tree rendering.

When having a large repository-tree with more than 2000 objects,
the three portlet slows down every site reload. To avoid this performance issue
we render the the tree deferred.
Merge pull request #250 from 4teamwork/pg_deferred_treeportlet

Treeportlet: Implement deferred tree rendering.
use `OGDService` to query user and client data.

 * Use the branch `pg_user_model_extraction` from the package `opengever.ogds.models`