Add Vietnamese locale
Improve Spanish locale considerably

Adds some missing spanish translations

Translations up to es.admin_js.admin.flags

Translations up to admin_js.admin.groups

Translations up to admin_js.admin.logs

Translations up to admin_js.admin.users

Translations up to admin_js.admin.user

Finishes admin_js.admin translation to spanish

Adds translation for remaining keys
Fix server.vi.yml at header vi
Revert "FIX: restore category when opening draft"

This reverts commit dd7fa2d946f37afb2eddaa716a1dac5f6374918b.

Unfortunately this introduced a regression where editing a post, then
replying soon after would leave you in edit mode.
FIX: Draft topics should remember the category you chose
Avoid calling can_delete_account twice
Log when and why an email was not sent in email_logs
FIX: heading shouldn't say Sent At on the page that shows email that were not sent. duh.
Version bump to v0.9.8.5
FIX: Don't append posts directly to the stream unless all posts are loaded.
Merge pull request #1946 from bbonamin/es_locale

Improve Spanish client locale considerably
Merge pull request #1943 from bdthinh/VietnameseLocale

Add Vietnamese locale
FIX: i18n integrity check was not ignoring comments properly
Block browser-update.js in robots.txt. Move noscript block above everything else in application layout.
FIX: double periods. How did that work??
Revert "Merge pull request #1943 from bdthinh/VietnameseLocale"

This reverts commit b95db5fcaee5f5ec21111044f3432c2c1fcffcb2, reversing
changes made to 4a44cca2d77dbf00a16fdaa29b6224c08c5ba6fd.
mention shortcut in the tooltip on the submit button
FEATURE: add filters on email logs
FEATURE: add all email logs tab
Added and updated Spanish translations

Updated:
1. client.es.yml
2. server.es.yml
3. server.en.yml