testing ci without better_apidoc

docs/generate.sh

 rm -rf docs/build docs/source/mod
-python docs/better_apidoc.py -l -e -d 2 -t docs/generation-templates -o docs/source/mod nifty4
+sphinx-apidoc -l -e -d 2 -o docs/source/mod nifty4
 sphinx-build -b html docs/source/ docs/build/