Merge branch 'vignette' into dev
readme
Correction on unit test
fix 32: new "builtin" argument in import_template
Merge branch 'fix32' into dev
fix #44
Merge branch 'dev' into vignette
Remove the vignette directory to produce manually the vignettes
New example df
a
Upgrade version
#56 start use case vignette and workflow wignette