* rfc for message replies and chat item references
* update replies rfc
* save received/sent shared message ids, migration and types for replies
* include reply/forward into MsgContent type
* add sharedMsgId to CIMeta
* save/get shared_msg_id to/from chat items table
* parameterize CIRef by chat type
* add CIRef to ChatItem when it is read from the db
* terminal command to send message replies
* include quoted content into chat items
* quoted message direction in direct chats (TODO test)
* test for replies with quotes to group messages - own and others
* split MsgContainer from MsgContent
* make quoting usable in the terminal
* add formattedText to quotes
* rename migration
* update JSON encoding for MsgContainer
* allow quoted replies to messages from clients not supporting it/not sending msg IDs
* update rfc
* fix group replies
* add APISendMessageQuote and use it for terminal commands
* change how quoted messages are shown in groups
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