Switch to pyproject.toml build system and migrate versioneer to new build system.

pyproject.toml

@@ -1,6 +1,100 @@
 [build-system]
-requires = [
-    "setuptools>=42",
-    "wheel"
-]
+requires = ["setuptools", "wheel", "versioneer[toml]"]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "PyHyperScattering"
+dynamic = ["version"]
+authors = [
+    {name = "Peter Beaucage", email = "[email protected]"},
+]
+description = "Utilities for loading, reducing, fitting, and plotting hyperspectral x-ray and neutron scattering data."
+readme = "README.md"
+requires-python = ">=3.6"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Science/Research",
+    "License :: Freely Distributable",
+    "Topic :: Scientific/Engineering :: Chemistry",
+    "Topic :: Scientific/Engineering :: Physics",
+]
+dependencies = [
+    "h5py",
+    "numpy<2",
+    "pandas",
+    "pyfai",
+    "pyopencl",
+    "scikit-image",
+    "scipy",
+    "pillow",
+    "xarray",
+    "tqdm",
+    "astropy",
+    "fabio",
+    "nodejs",
+    "silx==2.0.0",
+    "pygix",
+    "pydata_sphinx_theme",
+    "numexpr<2.8.5",
+]
+
+[project.optional-dependencies]
+bluesky = [
+    "tiled[all]>=0.1.0a74",
+    "databroker[all]>=2.0.0b10",
+    "bottleneck"
+]
+performance = [
+    "pyopencl",
+    "dask",
+    "cupy"
+]
+ui = [
+    "holoviews==1.16.2",
+    "hvplot"
+]
+doc = [
+        "sphinx",
+        "pydata_sphinx_theme"
+        ]
+test =  [
+        "pytest",
+         "black",
+         "codecov",
+         "pylint"
+         ]
+all = [
+    "tiled[all]>=0.1.0a74",
+    "databroker[all]>=2.0.0b10",
+    "bottleneck",
+    "pyopencl",
+    "dask",
+    "cupy",
+    "holoviews==1.16.2",
+    "hvplot",
+    "sphinx",
+    "pydata_sphinx_theme",
+    "pytest",
+    "black",
+    "codecov",
+    "pylint"
+]
+
+[project.urls]
+"Homepage" = "https://github.com/usnistgov/pyhyperscattering"
+"Bug Tracker" = "https://github.com/usnistgov/pyhyperscattering/issues"
+"Project Site" = "https://www.nist.gov/laboratories/tools-instruments/polarized-resonant-soft-x-ray-scattering-p-rsoxs"
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.versioneer]
+VCS = "git"
+style = "pep440"
+versionfile_source = "src/PyHyperScattering/_version.py"
+versionfile_build = "PyHyperScattering/_version.py"
+tag_prefix = ""
+parentdir_prefix = "pyhyperscattering-"