Redirect properly the user if it still land on the 'language_selection' page when enabling the block system.

Provide the $language_selection_page data variable in that block too.

Replace every $_GET['q'] with request_path().
Adding more checks to be sure that the language is not found through the different negociation subsystems.

Blacklisted paths are now automatically set when installing the module.
Remove ununsed variables to delete when uninstalling.
/!\ Changed the name of the template for more consistency.
/!\ Changed the way links are built in the template so there's no more hardcoded text, the links are built in the template directly.

/!\ Be aware that this release WILL break your current setup. /!\

Now that we are relying on 'html' default Drupal's template, we can remove the useless one and do a cleanup.

git authored Feb 05, 2013 and Pol Dellaiera committed Feb 05, 2013

Fix #1908510: Unable to call update.php when the module is enabled and language is not stored in cookie.

remove i18n_selection_page_enable setting - clean up language detection callback method - add README - various cleanup