x11-fonts/lato: create port
Lato is a sans-serif typeface family designed in the summer 2010 by Warsaw-
based designer Lukasz Dziedzic ("Lato" means "Summer" in Polish). In December
2010 the Lato family was published under the open-source Open Font License by
his foundry tyPoland, with support from Google.
Submitted by: Florian Limberger <email@example.com>