Prepare next release and add changelog

CHANGELOG.rst

 Changelog
 =========
+0.20.23
+-------
+* Switch to next node, when current node has the necesary api not enabled
+* handle Client returned invalid format. Expected JSON! and switch to next node
+* More checks added
+* get_estimated_block_num is faster and uses BlockHeader
+* exclude_limited=False is default now for get_nodes
+
 0.20.22
 -------
 * Fix #195 - comment.downvote(100) will now downvote with 100%, negative numbers are not allowed anymore

beem/version.py

 """THIS FILE IS GENERATED FROM beem SETUP.PY."""
-version = '0.20.23'
+version = '0.20.24'

beemapi/version.py

 """THIS FILE IS GENERATED FROM beem SETUP.PY."""
-version = '0.20.23'
+version = '0.20.24'

beembase/version.py

 """THIS FILE IS GENERATED FROM beem SETUP.PY."""
-version = '0.20.23'
+version = '0.20.24'

beemgraphenebase/version.py

 """THIS FILE IS GENERATED FROM beem SETUP.PY."""
-version = '0.20.23'
+version = '0.20.24'

setup.py

@@ -16,7 +16,7 @@ except LookupError:
     ascii = codecs.lookup('ascii')
     codecs.register(lambda name, enc=ascii: {True: enc}.get(name == 'mbcs'))
 
-VERSION = '0.20.23'
+VERSION = '0.20.24'
 
 tests_require = ['mock >= 2.0.0', 'pytest', 'pytest-mock', 'parameterized']