Plot²

This release contains the following changes:

* Fixed space between names in "/plot info"
* Fixed "/plot debugclaimtest"
* Fixed improper displayed amount of players when removed just 1 player
* Fixed schematics based on world generation not working properly 
* Fixed plot biome settings in versions prior to 1.15
* Fixed "/plot comment"
* Added documentation to getters in PlotAreaManager
* Added option to use redstone in server plots with redstone.disable-offline enabled 
* Fixed swapping of merged plots 
* Fixed blockbucket pattern generation
* Fixed plot owners getting kicked from the plot when using "/plot deny *" 
* Fixed plot members getting kicked from the plot when the plot owner used "/plot deny *" 
* Added notification when "/plot regenallroads" is complete
* Added ability to let trusted members use "/plot set"