follow 'from . import variable', fixes parts of davidhalter/jedi-vim#56

test/completion/__init__.py

@@ -0,0 +1,3 @@
+""" needed for some modules to test against packages. """
+
+some_variable = 1

test/completion/goto.py

@@ -118,6 +118,9 @@ from import_tree.pkg.mod1 import a
 #! ['import os']
 from .imports import os
 
+#! ['some_variable=1']
+from . import some_variable
+
 # -----------------
 # anonymous classes
 # -----------------