[RELEASE] - Beta release version 0.5.7b1

Author: amuraru

setup.py

@@ -14,7 +14,7 @@
 
 setup(
     name='himl',
-    version="0.5.6",
+    version="0.5.7b1",
     description='A hierarchical config using yaml',
     long_description=_readme + '\n\n',
     long_description_content_type='text/markdown',