Cache localized timezones
Cache localized timezones

Retrieving localized timezones it's quite a time consuming operation...
Let's cache it.

MichaelMaar/concrete5,TimDix/concrete5,avdevs/concrete5,avdevs/concrete5,matt9mg/concrete5,TimDix/concrete5,matt9mg/concrete5,TimDix/concrete5,MichaelMaar/concrete5,matt9mg/concrete5,MichaelMaar/concrete5,avdevs/concrete5