Fix the importers. Tests are broken though.

picampaign/importer/models.py

@@ -30,7 +30,7 @@ class Importer(models.Model):
     def kind(self):
         if self.url is None and self.file.name is None:
             return None
-        if self.url is None:
+        if self.url is '':
             return 'file'
         else:
             return 'url'

setup.py

@@ -16,7 +16,7 @@ requires = [
 
 setup(name='picampaign',
       namespace_packages=['picampaign'],
-      version='0.0.4',
+      version='0.0.5',
       description='PiPhone Campaign Manager.',
       long_description=README,
       classifiers=["Programming Language :: Python"],