Feat/jmap 2

[SebastianKrupinski]

Summary

• Resolves: Read-only JMAP Support #12610
• Resolves: JMAP Write Operations #12611
• Implemented ProtocolFactory
• Implemented IMailboxConnector
• Implemented IMessageConnector

Testing

Mailbox Operations

• - List / Sync Folder
• - Create in root folder
• - Create in another folder
• - Rename in root folder
• - Rename in another folder
• - Delete in root folder
• - Delete in another folder

Message Operations

• - List / Sync Messages
• - Fetch Message
• - Move Message
• - Delete Message