Revert "Revert "[bug 825610] Add google-api-python-client to vendor.""

This reverts commit bb30e74a298271f2f9cff7119be913ccd163dc2a.
Revert "Revert "[bug 825610] Added python-gflags to vendor.""

This reverts commit b0493879994752d627fe7ffc5ff92b5ef3fa1e64.
Revert "Revert "[bug 825610] Add pyOpenSSL to compiled requirements.""

This reverts commit 603d15f9d507fee0b2584cd226d00e26b251f74f.
Revert "Revert "[bug 825610][bug 820930] Use Google Analytics for visitor KPI data.""

This reverts commit 8e58850b89da050d3ece6338a86b61d07cf87b43.
Revert "Revert "[bug 825609] Use Google Analytics for visits by locale data.""

This reverts commit d6331930f9505bd866e9c8b128a7b994ba3fd040.
Revert "Revert "[bug 825616] Use Google Analytics for document views.""

This reverts commit 2763cdee3c68347f1f0d179bcac909a77d627805.
Revert "Revert "Removed no longer used webtrends module.""

This reverts commit a81f82e7bcf060ce7a6c2d3cace28582c3f8aad2.
Revert "Revert "Properly indent mocked GA responses.""

This reverts commit 601d22816982268bda8435ae28d8e75b43dc664c.
Revert "Revert "Remove webtrends settings.""

This reverts commit 8f28ee260dec08c1eaaef9eed1dfcb202b520dd9.
Add local site-packages to PYTHONPATH.

To pick up the local version of PyOpenSSL.