fix import

lib/extensions/__init__.py

@@ -7,4 +7,4 @@ from input import Input
 from output import Output
 from zip import Zip
 from flip import Flip
-from commands import *
+from commands import Commands

messages.po

@@ -178,6 +178,12 @@ msgstr ""
 msgid "Tip: use Path -> Object to Path to convert non-paths."
 msgstr ""
 
+msgid "Please select one or more objects to which to attach commands."
+msgstr ""
+
+msgid "Please choose one or more commands to attach."
+msgstr ""
+
 msgid ""
 "\n"
 "\n"