Added tenancy details
using the post and patch helpers
added threading
Added ability to send a contact's vcard
Fixed presence
marking as sent before sending the receipt
added logging for server.py
added group end method
sending the profile picture with the vcard
logging of vcard names
logging who is disconnected
logging error
Added ability to send a photo - not handling duplicates yet
fixed duplicates
Allowed for receipts for images
reduced pool size
added receipts for broadcast messages
added offline processes
added the reconnect methods
Added reconnect for offline jobs