Introduce text alignment flags

• Add text alignment flags
• Extend unit tests
• Improve documentation and examples

Refactor the build system

Improve handling of the coverage reports.

- Enable building the documentation (optional)
- Applying the coverage flags for *all* binaries and not only
for unit test application.

The initial release

v1.0.0

Try to fix test failure on Windows (MSVS 2017).