Remove mockito.tests package from setup.py

Author: kaste

setup.py

@@ -16,7 +16,7 @@
 
 setup(name='mockito',
       version=version,
-      packages=['mockito', 'mockito.tests'],
+      packages=['mockito'],
       url='https://github.com/kaste/mockito-python',
       maintainer='herr.kaste',
       maintainer_email='herr.kaste@gmail.com',