* Add aria-autocomplete='list' in Textaria

ref: https://www.w3.org/TR/wai-aria-1.1/#aria-autocomplete

* Make detect empty string brefore assign upload description

The preview image would be useful to embed in timeline.

Avoid error when the service returns a mostly valid oembed, but has no
url in it, causing a MethodError: undefined method `url'
for #<OEmbed::Response::Photo:0x000056505def9620>

* Change conditional to avoid nil into string error in sidekiq
When obtaining information about users with mastodon in a different
subdomain, sidekiq was giving out a 'no implicit conversion of nil into String'

* Use presence instead of blank? with ternary.
Following suggestion on PR

* Strip leading & trailing spaces from account query

* Strip leading & trailing spaces from tag search

Fix misalignment between emoji sizes

* filling missing strings

* Small changes

Better way of saying
+ removed 2 finals dots

* Corrections

* Corrections

Now with final point or without, just like the EN file

* Update oc.json