Import only 'version' from rasa.

Fixes 'rasa.rasa.rasa.rasa.rasa.rasa' working.

rasa/__init__.py

@@ -1,9 +1,9 @@
 import logging
 
-import rasa.version
+from rasa import version
 
 # define the version before the other imports since these need it
-__version__ = rasa.version.__version__
+__version__ = version.__version__
 
 from rasa.run import run
 from rasa.train import train