Add group and track rename commands

common/src/main/java/me/lucko/luckperms/constants/Message.java

@@ -94,6 +94,7 @@ public enum Message {
      */
     CREATE_SUCCESS("&b%s&a was successfully created.", true),
     DELETE_SUCCESS("&b%s&a was successfully deleted.", true),
+    RENAME_SUCCESS("&b%s&a was successfully renamed to &b%s&a.", true),
 
     USER_ALREADY_MEMBER_OF("%s is already a member of '%s'.", true),
     USER_NOT_MEMBER_OF("%s is not a member of '%s'.", true),

common/src/main/java/me/lucko/luckperms/constants/Permission.java

@@ -76,12 +76,14 @@ public enum Permission {
     GROUP_UNSET_TEMP_INHERIT("unsettempinherit", "group"),
     GROUP_SHOWTRACKS("showtracks", "group"),
     GROUP_CLEAR("clear", "group"),
+    GROUP_RENAME("rename", "group"),
 
     TRACK_INFO("info", "track"),
     TRACK_APPEND("append", "track"),
     TRACK_INSERT("insert", "track"),
     TRACK_REMOVE("remove", "track"),
     TRACK_CLEAR("clear", "track"),
+    TRACK_RENAME("rename", "track"),
 
     LOG_RECENT("recent", "log"),
     LOG_USER_HISTORY("userhistory", "log"),