6 string references to 'messaging_store' in Messaging 6.4

Messaging_Store::cache_get in includes/messaging_store.class.inc

Get message from static cache

Messaging_Store::cache_set in includes/messaging_store.class.inc

Save message to static cache

messaging_update_2 in ./messaging.install

Create queue storage

messaging_update_6003 in ./messaging.install

Update schema field

messaging_update_6004 in ./messaging.install

update messaging store to add in indexes

messaging_update_6007 in ./messaging.install

Add fields to messaging_store table