[fix bug 811799] ExactTarget support.
Merge pull request #371 from glogiotatidis/basket

[fix bug 811799] ExactTarget support.
[bug 811799] Call basket tasks with profile.id
[bug 811799] Don't delete basket_token on unsubscribe.
[fix bug 764024] Use happyforms in forms.
[fix bug 826284] Update Basket when user joins or leaves Group.
[fix bug 764183] Remove bulk delete from User in Admin Panel.
[fix bug 714799] Never cache group view page.
Merge pull request #374 from glogiotatidis/714799

[fix bug 714799] Never cache group view page.
Merge pull request #373 from glogiotatidis/764183

[fix bug 764183] Remove bulk delete from User in Admin Panel.
Updated virtualenv docs with non-404 link to elasticsearch 0.19.4 download
Merge pull request #376 from lmorchard/elasticsearch-venv-moved

Updated virtualenv docs with non-404 link to elasticsearch 0.19.4
[fix Bug 690591] Include links to bugzilla and github in footer
[fix Bug 816309] Move Mozillians from Webtrends to Google Analytics
Merge pull request #375 from Sancus/footerlinks

[fix Bug 690591] Include links to bugzilla and github in footer
[fix bug 748559] Change group url to /group/<url>.
[fix bug 832968] Make group.url unique with AutoSlugField.
[fix bug 763513] Redirect GroupAliases to parent Group if exists.
Merge pull request #377 from Sancus/googleanalytics

[fix Bug 816309] Move Mozillians from Webtrends to Google Analytics
[fix bug 748057] Allow uploads with non-ascii filename.