prefs cookies restoration
prefs cookies restoration

use of in_array() instead of array_key_exists() caused all pref cookies to be deleted,
since no match was found between stored preferences and pref cookies list

c2corg/camptocamp.org,c2corg/camptocamp.org,c2corg/camptocamp.org,c2corg/camptocamp.org,c2corg/camptocamp.org