Player entity no longer directly handles raw button input (turn 180 and fpv toggle need more work), fixed Console printing empty lines for tab completion when available commands list is empty.

lib/ui/console.rb

@@ -123,7 +123,7 @@ class IMICFPS
           if list.size == 1
             @text_input.text = "#{list.first} "
           else
-            stdin("\n#{list.map { |cmd| Commands::Style.highlight(cmd)}.join(", ")}")
+            stdin("\n#{list.map { |cmd| Commands::Style.highlight(cmd)}.join(", ")}") if list.size > 0
           end
         else
           if split.size > 0 && cmd = Commands::Command.find(split.first)