messages: use hyphenated '{phase,content}-divergent' in user messages
The hyphenated version is more readable and it's what we use the
{instabilities} template.
all: tutorials/tutorial.rst tutorials/topic-tutorial.rst static/logo-evolve.ico
sphinx-build . ../html/
tutorials/tutorial.rst: tutorials/tutorial.t
python test2rst.py tutorials/
tutorials/topic-tutorial.rst: tutorials/topic-tutorial.t
python test2rst.py tutorials/
static/logo-evolve.ico: static/logo-evolve.svg
convert -resize 36x36 static/logo-evolve.svg static/logo-evolve.ico