ChivalrousGames.Common library is supplied with Chivalrous Games assets. It is a toolbox used extensively throughout the Chivalrous Games assets. A user who received this library as part of another Chivalrous Games asset can use the library in his own projects, but cannot resell it as a part of another asset, as per the Unity Asset Store EULA.
Since this library is not sold as a stand-alone asset, there is no user guide.
Please refer to the contents in the assets documentation menu to get reference information on the ChivalrousGames.Common tools.