use registerCommand API

src/main/java/co/aikar/commands/BukkitCommandManager.java

@@ -58,7 +58,7 @@ public class BukkitCommandManager implements CommandManager {
     }
 
     @Override
-    public boolean register(BaseCommand command) {
+    public boolean registerCommand(BaseCommand command) {
         command.manager = this;
         final String plugin = this.plugin.getName().toLowerCase();
         final CommandMap commandMap = Bukkit.getServer().getCommandMap();

src/main/java/co/aikar/commands/CommandManager.java

@@ -43,5 +43,5 @@ public interface CommandManager {
      * @param command The command to register
      * @return boolean
      */
-    boolean register(BaseCommand command);
+    boolean registerCommand(BaseCommand command);
 }