New m-valued logic arrays, documentation, 0.0.2

- MVArray for multi-valued logic
- BPArray for bit-parallel storage layout
- Started documenting with Sphinx
- Migrated simulators to new BPArray

.gitignore

@@ -3,3 +3,8 @@
 **/.pytest_cache
 **/.DS_Store
 **/*.pyc
+docs/_build
+build
+dist
+.idea
+src/kyupy.egg-info