Fix a few bugs related to execution on Windows

file_browser.gd

@@ -27,7 +27,8 @@ func _ready():
 
 func _input(event):
 	if event.is_action_pressed("save"):
-		save()
+		if text_edit.visible:
+			save()
 	
 func clear():
 	for item in grid.get_children():

shell.gd

@@ -60,7 +60,7 @@ func run(command, crash_on_fail=true):
 		# On Windows, if the command contains a newline (even if inside a string),
 		# execution will end. To avoid that, we first write the command to a file,
 		# and run that file with bash.
-		var script_path = game.tmp_prefix_inside + "command"
+		var script_path = game.tmp_prefix_inside + "command" + str(randi())
 		helpers.write_file(script_path, hacky_command)
 		result = helpers.exec(_shell_binary(), [script_path], crash_on_fail)
 	else:

text_editor.gd

@@ -43,8 +43,8 @@ func save():
 			text += "\n"
 		
 		helpers.write_file(fixme_path+path, text)
-		emit_signal("saved")
 		close()
+		emit_signal("saved")
 
 func close():
 	if _client_connection and _client_connection.is_connected_to_host():