Turn into full egg

We will need to add tests and, maybe in the future, helper packages.

.gitignore

+/dist
+/nxdbom.egg-info

setup.py

+# nxdbom | pythonic package setup
+from setuptools import setup, find_packages
+
+setup(
+    name        = 'nxdbom',
+    version     = '0.0.0.dev1',
+    description = 'Tool to generate bill of material for Nexedi-built software',
+    url         = 'https://lab.nexedi.com/nexedi/nxd-bom',
+    license     = 'GPLv3+ with wide exception for FOSS',
+    author      = 'Nexedi',
+    author_email= 'kirr@nexedi.com',
+
+    keywords    = 'Nexedi software build BOM',
+
+    packages    = find_packages(),
+
+    entry_points= {'console_scripts': ['nxdbom = nxdbom:main']},
+
+    classifiers = [_.strip() for _ in """\
+        Development Status :: 3 - Alpha
+        Intended Audience :: Developers
+        Topic :: Utilities\
+    """.splitlines()]
+)