+ Optimize backend methods

+ Add permission for max-claims, max-radius-claims and teleportation-delay :
scs.limit.<amount> : to limit amount of claims
scs.radius.<amount> : to limit radius claim
scs.delay.<time in seconds> : to change teleportation delay
Order of permissions setting :
1- Players in config.yml
2- Permissions
3- Groups in config.yml

+ Fix an issue on selling / buying claims

+ Add an autoclaim command
- /claim autoclaim : Auto-claim when you change chunk

+ Add a lot of admin commands
Admin commands - permission: scs.admin
- /aclaim <player/group> setlimit <player/group> <max-claims-number> : Set the maximum count of claims for a player/group
- /aclaim <player/group> setradius <player/group> <max-claim-radius-number> : Set the maximum radius for claim for a player/group
- /aclaim <player/group> setdelay <player/group> <delay-in-seconds> : Set the teleportation delay for a player/group
- /aclaim forceunclaim : Force unclaim the claim you're standing at
- /aclaim setowner <name> : Change the owner of the claim you're standing at
- /aclaim set-lang <language file> : Change the language of the plugin ( don't forget the .yml after the file name)
- /aclaim set-action-bar <true/false> : Enable/disable action bar message
- /aclaim set-auto-claim <true/false> : Enable/disable auto-claiming
- /aclaim set-title-subtitle <true/false> : Enable/disable title/subtitle message
- /aclaim set-economy <true/false> : Enable/disable economy (sell/buy)
- /aclaim set-max-sell-price <amount> : Change the maximum amount for the price of sales
- /aclaim set-claim-confirmation <true/false> : Enable/disable the confirmation before claiming
- /aclaim set-bossbar <true/false> : Enable/disable the bossbar message
- /aclaim set-bossbar-color <color> : Change the bossbar color ( bossbar colors are tab completed)
- /aclaim set-teleportation <true/false> : Enable/disable the teleportations
- /aclaim set-teleportation-moving <true/false> : Enable/disable the moves on teleportations
- /aclaim add-blocked-container <material> : Add a blocked container for the setting "Open containers" ( Materials are tab completed)
- /aclaim add-blocked-item <material> : Add a blocked item for the setting "Use items" ( Materials are tab completed)
- /aclaim remove-blocked-container <material> : Remove a blocked container for the setting "Open containers" ( Materials are tab completed)
- /aclaim remove-blocked-item <material> : Remove a blocked item for the setting "Use items" ( Materials are tab completed)
- /aclaim add-disabled-world <world name> : Add a disabled world
- /aclaim remove-disabled-world <world name> : Remove a disabled world ( Worlds name are tab completed)
- /aclaim set-status-setting <setting> <true/false> : Enable/disable a setting for claims ( Settings are tab completed)
- /aclaim set-default-value <setting> <true/false> : Change the default value of a setting for claims ( Settings are tab completed)