Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- config/locales/pl.yml
  Conflict caused by new upstream string too close to glitch-specific
  “flavour” string. Took both strings.

Gemfile.lock

@@ -392,7 +392,7 @@ GEM
     paperclip-av-transcoder (0.6.4)
       av (~> 0.9.0)
       paperclip (>= 2.5.2)
-    parallel (1.14.0)
+    parallel (1.17.0)
     parallel_tests (2.28.0)
       parallel
     parser (2.6.2.0)
@@ -528,7 +528,7 @@ GEM
       rspec-core (~> 3.0, >= 3.0.0)
       sidekiq (>= 2.4.0)
     rspec-support (3.8.0)
-    rubocop (0.66.0)
+    rubocop (0.67.1)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.5, != 2.5.1.1)
@@ -750,7 +750,7 @@ DEPENDENCIES
   rqrcode (~> 0.10)
   rspec-rails (~> 3.8)
   rspec-sidekiq (~> 3.0)
-  rubocop (~> 0.66)
+  rubocop (~> 0.67)
   sanitize (~> 5.0)
   scss_lint (~> 0.57)
   sidekiq (~> 5.2)