Support translating date strings
We have no way to translate date strings (at least in the frontend) which causes dates to show incorrectly for people viewing GitLab in a language other than English.
The commit list is an example of this:
Proposal
Use the browsers native support for localizing dates: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DateTimeFormat
Edited by James Ramsay (ex-GitLab)