Bastien DURAND

Allow custom value to table.sortable and manage negative values

1

Using this change, man can have a specific value which will be used instead of the shown text. Usefull when showing numbers using "fr" locale and use the sort with...

Set getJsonHeaders method to protected

5

By setting the method from private to protected, it allows someone to extends OAuth2.php and override grantAccessToken without having to duplicate this method.