Update README.md

Author: negrifelipe

README.md

@@ -10,6 +10,7 @@ Makes teleportation possible on your server
 - tpa accept
 - tpa send [playerName]
 - tpa cancel
+- tpa list
 
 ### Configuration
 ```xml
@@ -59,4 +60,4 @@ Makes teleportation possible on your server
   <Translation Id="TpaValidation:Combat:Sender" Value="The teleport was cancelled because you are in combat. The combat mode expires in {0} seconds" />
   <Translation Id="TpaValidation:Combat:Target" Value="The teleport was cancelled because {0} is in combat" />
 </Translations>
-```
+```