add some readme details, clean up setup file

Author: ComboProblem

README.rst

@@ -68,7 +68,7 @@ https://github.com/ComboProblem/pplitepy
 Documentation
 -------------
 
-TBD.
+There is minimal documentation as in pplite.
 
 License
 -------

setup.py

@@ -44,38 +44,6 @@ def run(self):
 
         _build_ext.run(self)
 
-# class TestCommand(Command):
-#     user_options = []
-
-#     def initialize_options(self):
-#         pass
-
-#     def finalize_options(self):
-#         pass
-
-#     def run(self):
-#         import subprocess, os, tempfile, shutil
-
-#         old_path = os.getcwd()
-#         tempdir_path = tempfile.mkdtemp()
-#         try:
-#             shutil.copytree('./tests', tempdir_path, dirs_exist_ok=True)
-#             os.chdir(tempdir_path)
-
-#             if subprocess.call([sys.executable, 'runtests.py']):
-#                 raise SystemExit("Doctest failures")
-
-#             if subprocess.call([sys.executable, 'setup.py', 'build_ext', '--inplace']) or \
-#                     subprocess.call([sys.executable, '-c', "import testpplitepy; testpplitepy.test(); testpplitepy.example()"]):
-#                 raise SystemExit("Cython test 1 failure")
-
-#             if subprocess.call([sys.executable, 'setup2.py', 'build_ext', '--inplace']) or \
-#                     subprocess.call([sys.executable, '-c', "import testpplitepy2; testpplitepy2.test(); testpplitepy2.example()"]):
-#                 raise SystemExit("Cython test 2 failure")
-#         finally:
-#             os.chdir(old_path)
-#             shutil.rmtree(tempdir_path)
-
 extensions = [
     Extension('pplite.integer_conversions', sources=['pplite/integer_conversions.pyx']),
     Extension('pplite.linear_algebra', sources=['pplite/linear_algebra.pyx']),
@@ -88,7 +56,4 @@ def run(self):
 
 setup(
     ext_modules = extensions,
-    cmdclass = {'build_ext': build_ext},
-    # long_description=open('README.rst').read(),
-    # long_description_content_type='text/markdown',
-)
+    cmdclass = {'build_ext': build_ext},)