Merge branch 'release-1.0.3'. Refs nasa#49.

Changes since version 1.0.2:
- Version bump (1.0.3). (nasa#49)
- Enable CI (nasa#47).
- Conformance with style guide (partial) (nasa#45).

Merge branch 'release-1.0.2'. Refs nasa#43.

Merge branch 'release-1.0.1'. Refs nasa#39.

1.0.0