Update PyPi long description
Update PyPi long description

sebastianhaas/PyLaTeX,bjodah/PyLaTeX,JelteF/PyLaTeX,ovaskevich/PyLaTeX,ovaskevich/PyLaTeX,votti/PyLaTeX,sebastianhaas/PyLaTeX,JelteF/PyLaTeX,jendas1/PyLaTeX,votti/PyLaTeX,bjodah/PyLaTeX,jendas1/PyLaTeX