evolve: raise MultipleSuccessorsError when computing dependency for split commits
We don't know how to handle dependency for split commits yet. When facing a
splitted commit, instead of silently adding the first successor to the
dependency list and fail later, we do nothing.
all: tutorials/tutorial.rst static/logo-evolve.ico
sphinx-build . ../html/
tutorials/tutorial.rst: tutorials/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