Core and contrib module version updates

## Ready State: Yes

Performed Drupal 7 core and contrib module updates. View release notes for each core version below:

* [7.24 Release Notes](https://drupal.org/drupal-7.24-release-notes)
* [7.25 Release Notes](https://drupal.org/drupal-7.25-release-notes)
* [7.26 Release Notes](https://drupal.org/drupal-7.26-release-notes)

## Deployment

* Re-build Drupal core (this may result in a complete site-rebuild)

## Testing

* Test all cases.
* Ensure compatibility with existing codebases.