Added functionality to check if the current time matches the user specified message time when building the array of recipients.
Always use image domain regardless of content type.
Removed conditional logic for carrier domain based on message content type.
Remove colon from message time.
Clear all attachments before sending the next message iteration.
Minor adjustment to embedded and attached image logic.
Ignore subdirectory containing phpmailer classes.
Updated database schema with messageTime field.
Merge remote-tracking branch 'origin/development'