Version 1.1.0

Complete overhaul:

• Added new command system (@altrisi )
• Added new selection system (@gnembon )
• Added new language system (@BisUmTo )
• Renamed fill to /set, to avoid confusion with flood fills (@gnembon )
• Added flood fills (/flood) (@Firigion )
• Added flag support (@replaceitem )
• Added stack command, see docs (@replaceitem )
• Added redo command (@Ghoulboy78 )
• Added expand command (@Ghoulboy78 )
• Added help command (@altrisi )
• Added move, copy and paste commands (@Ghoulboy78 )