Fixing test failures because of Translatable and SiteTreeSubsites
Merge pull request #924 from halkyon/modules_illegal_extensions_tests

Fixing test failures because of Translatable and SiteTreeSubsites
Fixing test failures introduced by Translatable and SiteTreeSubsites

Same fix as e93abc6, except it applies to VirtualPageTest.
Merge pull request #926 from halkyon/virtualpage_extensions_fix

Fixing test failures introduced by Translatable and SiteTreeSubsites
Fixing test not auto-following admin/pages/SearchForm

With additional modules like Translatable, this test fails because
a 301 is issued to redirect the admin/pages/SearchForm request to the
correct URL containining a locale in the query string.
Merge pull request #927 from halkyon/cmsmainsearch_test_fix

Fixing test not auto-following admin/pages/SearchForm
Merge remote-tracking branch 'origin/3.1'