rm old Python-API files

Wrap/Python/README.md

-Python utilities to setup and use BornAgain libraries
-
-1) Installation script
-      bornagain_python_install.py (Mac only)
-
-2) End-user code
-      __init__.py
-      plot_utils.py
-to be installed into lib directory. The goal is to have
-the directive 'import bornagain' available on Python.

Wrap/Python/__init__.py.in

-import sys, os
-
-sys.path.append('@BA_MODULES_IMPORT_PATH@')
-
-# this is needed to adapt to the changes in Python 3.8 on Windows regarding dll loading
-# see https://docs.python.org/3/whatsnew/3.8.html#ctypes
-if sys.version_info >= (3, 8, 0) and sys.platform == 'win32':
-    if "PATH" in os.environ:
-        for p in os.environ['PATH'].split(';'):
-            if p and os.path.exists(p):
-                os.add_dll_directory(os.path.abspath(p))
-
-from libBornAgainBase import *
-from libBornAgainFit import *
-from libBornAgainParam import *
-from libBornAgainSample import *
-from libBornAgainResample import *
-from libBornAgainDevice import *
-from libBornAgainSim import *
-
-__version__ = "@BornAgain_VERSION@"