Displays date and time in the local time of the browser (not UTC / local time of the server) Fixes #258

[robertcheramy]

Pre-Request Checklist

• [X] Passes rubocop code analysis (try rubocop --auto-correct)
• [ ] Tests added or adapted (try rake test)
• [ ] Changes are reflected in the documentation
• [ ] User-visible changes appended to CHANGELOG.md

Description

Fixes #258

• Needs https://github.com/ytti/oxidized/pull/3462 to be released in a new oxidized version
• TODOs:
  • [X] remove any reference to :date and passing the date as a string.
  • [ ] update the gem dependency to the new oxidized version