[OPTIMIZATION] Minor optimization in the handling of the permission of a
kit. See #361
[ADD] Template of the new command to create kit. See #361
[ADD] Method that will be used to save the kit.
[ADD] Add the command /dk or /dkit or /ckit to create a kit dynamically.
See #361
[HELP] Add help for the new /dk command. See #361
[FIX] Minor Correction of loading. See #361
[FIX] Avoid NPE. See #361
[MINOR] Minor typo change. See #361
[NPE] Avoid NPE.
[RELEASE] Moving to release 7.3.0