Update correct package file and fix its location; remove unused packa…

…ge files.

pyproject.toml

@@ -1,5 +1,47 @@
+[project]
+name = "mclbn256"
+version = "1.3.3"
+description = """\
+    Python bindings for the BN254/256 pairing-friendly curve \
+    supported by the MCl library.\
+    """
+license = {text = "MIT"}
+authors = [
+    {name = "Wyatt Howe"},
+    {email = "wyatt@nthparty.com"}
+]
+readme = "README.rst"
+requires-python = ">=3.6"
+
+[project.urls]
+Repository = "https://github.com/nthparty/mclbn256"
+Bug Tracker = "https://github.com/nthparty/mclbn256/issues"
+
+[project.optional-dependencies]
+docs = [
+    "toml~=0.10.2",
+    "sphinx~=4.2.0",
+    "sphinx-rtd-theme~=1.0.0"
+]
+test = [
+    "pytest~=7.0",
+    "pytest-cov~=3.0"
+]
+lint = [
+    "pylint~=2.14.0"
+]
+coveralls = [
+    "coveralls~=3.3.1"
+]
+publish = [
+    "twine~=4.0"
+]
+
 [build-system]
-# These are the assumed default build requirements from pip:
-# https://pip.pypa.io/en/stable/reference/pip/#pep-517-and-518-support
-requires = ["setuptools>=43.0.0", "wheel"]
+requires = [
+    "truckle==0.1.4"
+]
 build-backend = "setuptools.build_meta"
+
+[tool.pytest.ini_options]
+addopts = "--doctest-modules --ignore=docs --cov=mclbn256 --cov-report term-missing"