Merge pull request #273 from MG-RAST/develop

Merge pull request #272 from MG-RAST/master
Merge pull request #275 from MG-RAST/develop

Hot fix 3.3.3.1
Merge pull request #277 from MG-RAST/develop

Hot fix 3.3.3.2
Merge branch 'master' of github.com:MG-RAST/MG-RAST
Merge branch 'develop' of github.com:MG-RAST/MG-RAST
intial version of page tracking
Merge pull request #289 from paczian/master

added google analytics package