By Rebecca Chaisson Managing Editor The Eunice animal shelter was once a small, flood-prone “dog pen” found at the city’s wastewater treatment facility, but Mayor Scott Fontenot, who comes from a long line of animal lovers, wanted to change that when he first took office in 2016. “When I became mayor, the situation was bad,” Fontenot said. “It was like a little dog pen. I don’t even call it …