Radon v1.1.2

• feature: radon rebalance (#654 @andyli029 )
• feature: radon xa transaction admin command (#602 @andyli029 )
• feature: support show collation｜charset (#677 @andyli029 )
• feature: create table syntax complete (#615 @hustjieke )
• feature: allowip supports address segments (#620 @hustjieke )
• feature: well documented (#647 @hustjieke )
• feature: More detailed explain error output (#644 @zhyass )
• feature: support show index (#679 @zhyass )

And bugs' descriptions, see:
https://github.com/radondb/radon/issues?q=is%3Aissue+is%3Aclosed+milestone%3Av1.1.2+label%3A%22type%3A+bug%22