Upgrade minitest to v5.4.0
Upgrade minitest to v5.4.0

Ammar12/testapp,Ammar12/testapp,acant/gitdocs,nesquena/gitdocs,acant/gitdocs,acant/gitdocs,DustinH/gitdocs,DustinH/gitdocs,DustinH/gitdocs,nesquena/gitdocs,nesquena/gitdocs