Error message

• Warning: Parameter 1 to bodyclasses_bodyclasses_user_role() expected to be a reference, value given in bodyclasses_get_bodyclasses() (line 81 of /var/www/html/sites/all/modules/bodyclasses/bodyclasses.module).
• Warning: Parameter 1 to bodyclasses_bodyclasses_views() expected to be a reference, value given in bodyclasses_get_bodyclasses() (line 81 of /var/www/html/sites/all/modules/bodyclasses/bodyclasses.module).
• Deprecated function: The each() function is deprecated. This message will be suppressed on further calls in menu_set_active_trail() (line 2405 of /var/www/html/includes/menu.inc).
• Warning: Use of undefined constant Subscribe - assumed 'Subscribe' (this will throw an Error in a future version of PHP) in include() (line 50 of /var/www/html/sites/all/themes/espressif/templates/views-view--sdks-demos--page-5.tpl.php).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /var/www/html/includes/common.inc).