bump sidekiq

Gemfile

@@ -33,7 +33,7 @@ gem "simple_captcha2", "0.4.0", require: "simple_captcha"
 
 # Background processing
 
-gem "sidekiq", "4.1.2"
+gem "sidekiq", "4.1.4"
 gem "sinatra", "1.4.7"
 
 # Scheduled processing

Gemfile.lock

@@ -721,7 +721,7 @@ GEM
       nokogiri (>= 1.4.1)
       trollop
     redcarpet (3.3.4)
-    redis (3.3.0)
+    redis (3.3.1)
     redis-namespace (1.5.2)
       redis (~> 3.0, >= 3.0.4)
     remotipart (1.2.1)
@@ -779,10 +779,11 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (3.1.1)
       activesupport (>= 4.0.0)
-    sidekiq (4.1.2)
+    sidekiq (4.1.4)
       concurrent-ruby (~> 1.0)
       connection_pool (~> 2.2, >= 2.2.0)
       redis (~> 3.2, >= 3.2.1)
+      sinatra (>= 1.4.7)
     sidekiq-cron (0.4.2)
       redis-namespace (>= 1.5.2)
       rufus-scheduler (>= 2.0.24)
@@ -1021,7 +1022,7 @@ DEPENDENCIES
   rubyzip (= 1.2.0)
   sass-rails (= 5.0.4)
   shoulda-matchers (= 3.1.1)
-  sidekiq (= 4.1.2)
+  sidekiq (= 4.1.4)
   sidekiq-cron (= 0.4.2)
   simple_captcha2 (= 0.4.0)
   simplecov (= 0.11.2)