notify: make it possible to pass extra info into templates

test-gendoc: add tests for all languages This ensures that we catch errors in the reST syntax early and for all languages. The only change needed in gendoc.py was to correct the computation of section underlines for Asian languages.

gendoc: do not wrap encoded string - it breaks multi-byte characters - it is not needed since Docutils will take care of wrapping the strings as necessary

test-encoding: make test output easier to follow