fix: updating setup.py to include metadata for pypi

setup.py

@@ -40,10 +40,33 @@
 	'scikit-learn',
 	'tqdm',
 	],
+	description="Open source 3D structural geology modelling",
+          long_description=codecs.open("README.rst", "r", "utf-8").read(),
+          author="Lachlan Grose",
+          author_email="lachlan.grose@monash.edu",
+          license=("MIT"),
+          url="https://loop3d.github.io/LoopStructural/",
+          classifiers=[
+              "Development Status :: 4 - Beta",
+              "Intended Audience :: Developers",
+              "Intended Audience :: Other Audience",
+              "Intended Audience :: Science/Research",
+              "License :: OSI Approved :: MIT License",
+              "License :: Free for non-commercial use",
+              "Natural Language :: English",
+              "Programming Language :: Python",
+              "Programming Language :: Python :: 3",
+              "Topic :: Multimedia :: Graphics :: 3D Modeling",
+              "Topic :: Scientific/Engineering",
+              "Topic :: Scientific/Engineering :: Geoscience",
+              "Topic :: Scientific/Engineering :: Geophysics",
+              "Topic :: Software Development :: Libraries",
+              ],
 	version=version,
     packages=find_packages(),
 	ext_modules=cythonize("LoopStructural/interpolators/cython/*.pyx",compiler_directives={"language_level": "3"}),
 	include_dirs=[numpy.get_include()],
 	include_package_data=True,
 	package_data={'LoopStructural':['datasets/data/*.csv','datasets/data/*.txt']},
+	keywords=['earth sciences','geology', '3-D modelling', 'structural geology', 'uncertainty']
 	)