ability to query client brand and server scarpet version.

docs/scarpet/api/Auxiliary.md

@@ -500,7 +500,6 @@ Available options in the scarpet app space:
   * `game_version` - base version of the game
   
  Server related properties
-
  * `server_motd` - the motd of the server visible when joining
  * `server_ip` - IP adress of the game hosted
  * `server_whitelisted` - boolean indicating whether the access to the server is only for whitelisted players
@@ -516,4 +515,7 @@ Available options in the scarpet app space:
  * `java_version` - version of Java
  * `java_bits` - number indicating how many bits the Java has, 32 or 64
  * `java_system_cpu_load` - current percentage of CPU used by the system
- * `java_process_cpu_load` - current percentage of CPU used by JVM
+ * `java_process_cpu_load` - current percentage of CPU used by JVM
+ 
+ Scarpet related properties
+ * `scarpet_version` - returns the version of the carpet your scarpet comes with.