Merge pull request #327 from iotaledger/master

Update develop branch with latest master

Author: lzpap

setup.py

@@ -34,7 +34,7 @@
     name='PyOTA',
     description='IOTA API library for Python',
     url='https://github.com/iotaledger/iota.py',
-    version='2.3.0b1',
+    version='3.0.0b1',
 
     long_description=long_description,