Added a setup script for quick installation.

python/setup.py

+"""
+This is a setup script for those that are familiar with setuptooll. You can
+also just setup the paths and necessary dependencies in any other way you wish.
+"""
+from setuptools import setup, find_packages
+
+
+#===============================================================================
+def main():
+    # Start package setup
+    setup(
+        name="nomadcore",
+        version="0.1",
+        description="Tools for NOMAD parser development",
+        packages=find_packages(),
+        install_requires=[
+            'pint',
+            'numpy',
+        ],
+        zip_safe=False
+    )
+
+# Run main function by default
+if __name__ == "__main__":
+    main()