Revert "the script 'forced_alignment_novo.py' which is to run novo_api on Python 3.6 environment is added."

This reverts commit b87a81eb9d.

novoapi_for_python3x/utils/json/__init__.py

@@ -1,25 +0,0 @@
-#!/usr/bin/env python
-
-## from https://stackoverflow.com/questions/1447287/format-floats-with-standard-json-module
-class PrettyFloat(float):
-    def __repr__(self):
-        return '%.15g' % self
-
-def pretty_floats(obj):
-    if isinstance(obj, float):
-        return PrettyFloat(obj)
-    elif isinstance(obj, dict):
-        return dict((k, pretty_floats(v)) for k, v in obj.items())
-    elif isinstance(obj, (list, tuple)):
-        return map(pretty_floats, obj)
-    return obj
-
-def rounded_floats(obj, ndigits=15):
-    if isinstance(obj, float):
-        return PrettyFloat(round(obj, ndigits))
-    elif isinstance(obj, dict):
-        return dict((k, rounded_floats(v, ndigits)) for k, v in obj.items())
-    elif isinstance(obj, (list, tuple)):
-        return map(lambda o: rounded_floats(o, ndigits), obj)
-    return obj
-