Switched to the latest version of gem crack.

Enough to pass the unit and functional tests.
Deleted the frozen gem crack from vendor/gems/.
Switched to the latest version of the frozen gem factory_girl and
removed it from the vendors directory.

Enought to pass the tests at least.
Switched to the latest version of the frozen gem geokit and removed it from the vendors directory.

Enough to pass the tests at least.
Switched to the latest version of the frozen gem httparty and replaced
gem jnunemaker-twitter with the latest version of gem twitter. Removed
them from the vendors directory.

Enough to pass the tests at least. More manual tests needed, in
particular for twitter.
Switched to the latest version of the frozen gem mash and removed them from the vendors directory.

Enough to pass the tests at least.
Switched to the latest version of the frozen gem mocha and removed it from the vendors directory.

Enough to pass the tests at least.