Remove SignalManager autoload

This is not needed anymore. This breaks the Pong demo, but it will be
redone soon when things stabilize.

Author: manuq

addons/block_code/block_code_node/utilities/signal_manager.gd

@@ -59,9 +59,6 @@ func _enter_tree():
 	# Hide the main panel. Very much required.
 	_make_visible(false)
 
-	# Add signal manager for block code nodes to access
-	add_autoload_singleton("SignalManager", "res://addons/block_code/block_code_node/utilities/signal_manager.gd")
-
 	# Remove unwanted class nodes from create node
 	old_feature_profile = EditorInterface.get_current_feature_profile()
 
@@ -83,8 +80,6 @@ func _exit_tree():
 	if main_panel:
 		main_panel.queue_free()
 
-	remove_autoload_singleton("SignalManager")
-
 	var editor_paths: EditorPaths = EditorInterface.get_editor_paths()
 	if editor_paths:
 		var config_dir := editor_paths.get_config_dir()

addons/block_code/block_code_plugin.gd

@@ -15,10 +15,6 @@ run/main_scene="res://addons/block_code/examples/pong_game/pong_game.tscn"
 config/features=PackedStringArray("4.2", "GL Compatibility")
 config/icon="res://icon.svg"
 
-[autoload]
-
-SignalManager="*res://addons/block_code/block_code_node/utilities/signal_manager.gd"
-
 [editor_plugins]
 
 enabled=PackedStringArray("res://addons/block_code/plugin.cfg", "res://addons/gut/plugin.cfg", "res://addons/plugin_refresher/plugin.cfg")