Merge pull request #127 from tamasd/master

Adds walkthrough_sharelink to the install profile.
Update Drupal core to 7.31
Merge pull request #128 from Coornail/update/core-7.31

Update Drupal core to 7.31
Update walkhub submodule
Fix walkthrough playing tests
Merge pull request #129 from Coornail/fix/selenium-playing-tests

Fix walkthrough playing tests
Fix failing blogpost creating test
Remove Selenium mock object

Wrapping an element caused errors on detecting when an action finished.
Merge pull request #130 from Coornail/fix/failing-tests

Fix failing tests
Disable testing on Chrome

Unreliable on saucelabs for now...
Merge pull request #131 from Coornail/fix/failing-tests

Disable testing on Chrome
Update services module to 7.x-3.10
Merge pull request #132 from Coornail/update/services

Update services module to 7.x-3.10
Fix critical vulnerability: SA-CORE-2014-004
Merge branch 'release/2014-09-03'
Core and module update.