Added portuguese locale (pt)
Merge pull request #31 from jgpacker/master

Added portuguese locale (pt).
Merge pull request #32 from NonnEmilia/master

Added italian i18n.
Structured resources file.
Updated README.md.
Fixed "minute" instead of "minutes" for some minutes. Closes https://github.com/ypid/opening_hours_map/issues/16.
Updated test and benchmark results.
Merging locales