giflib5 5.0.5
giflib5 5.0.5

Closes #304.

Signed-off-by: Xiyue Deng <4900478725231961caf32165c870e05cea7389d8@gmail.com>

heuermh/homebrew-versions,UniqMartin/homebrew-versions,DomT4/homebrew-versions,jimhe/homebrew-versions,coeligena/homebrew-verscustomized,Ashton-W/homebrew-versions