Consumer groups final API

api.md

• XGROUP CREATE <key> <groupname> <id or $>
• XGROUP SETID <key> <id or $>
• XGROUP DELGROUP <key> <groupname>
• XGROUP DELCONSUMER <key> <consumername>
• XPENDING <key> [<start> <stop>]
• XCLAIM <key> <group-name> <consumer-name> <min-idle-time> <ID-1> <ID-2> ...
• XACK <key> <ID-1> <ID-2> ...
• XREAD-GROUP (wrapper for XREAD that accepts GROUP and CONSUMER options)
• XINFO <key> [CONSUMERS <groupname>|GROUPS|STREAM|...]. STREAM is the default