For the 'time ago' value of stream entry simple statuses and the timestamp value
of detailed statuses - output their UTC value and use the browser timezone to
convert locally.

Fix #2199 and minifying assets file.

jQuery v1.x is supports legacy browsers.
But, Mastodon does not support legacy browsers.
I think jQuery v1.x is unnecessary.

with YAML-defined defaults. Add admin page for editing global settings. Add "site_description"
setting that would show as a paragraph on the frontpage