remove scm

• Remove scm linked to gitlab_shared_files#6
• Add url to python package linked to aidge#182 (closed)
• Add a function to show version information

aidge_export_cpp/utils/__init__.py

-from pathlib import Path
-import os
-
-# Constants
-FILE = Path(__file__).resolve()
-ROOT = FILE.parents[1]
-
-
-OPERATORS_REGISTRY = {}
-
-def operator_register(*args):
-   
-    key_list = [arg for arg in args]
-
-    def decorator(operator):
-        class Wrapper(operator):
-            def __init__(self, *args, **kwargs):
-                return operator(*args, **kwargs)
-        
-        for key in key_list:
-            OPERATORS_REGISTRY[key] = operator
-
-        return Wrapper
-    return decorator
-
-def supported_operators():
-    return list(OPERATORS_REGISTRY.keys())