Add more functions in the Should API, and add the Must API.
fixup! Add more functions in the Should API.

Signed-off-by: sgalland <galland@arakhne.org>
Fixing should_beMavenVersion.
[maven] Add HTML generator based on examples' depths.
Merge branch 'master' of https://github.com/gallandarakhneorg/Jnario

Conflicts:
	plugins/org.jnario.lib/src/org/jnario/lib/Should.java