Gemfile.lock in routemaster-client-2.0.0 vs Gemfile.lock in routemaster-client-2.1.0

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    routemaster-client (2.0.0)
+    routemaster-client (2.1.0)
       faraday (>= 0.9.0)
       oj (~> 2.17)
       typhoeus (~> 1.1)
       wisper (~> 1.6.1)
 
@@ -14,10 +14,12 @@
       public_suffix (~> 2.0, >= 2.0.2)
     byebug (9.0.6)
     codeclimate-test-reporter (1.0.3)
       simplecov
     coderay (1.1.1)
+    concurrent-ruby (1.0.2)
+    connection_pool (2.2.1)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     diff-lcs (1.2.5)
     docile (1.1.5)
     ethon (0.10.1)
@@ -62,16 +64,19 @@
       byebug (~> 9.0)
       pry (~> 0.10)
     psych (2.2.1)
     public_suffix (2.0.4)
     rack (2.0.1)
+    rack-protection (1.5.3)
+      rack
     rack-test (0.6.3)
       rack (>= 1.0)
     rake (11.3.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)
+    redis (3.3.2)
     rspec (3.5.0)
       rspec-core (~> 3.5.0)
       rspec-expectations (~> 3.5.0)
       rspec-mocks (~> 3.5.0)
     rspec-core (3.5.4)
@@ -84,10 +89,15 @@
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
     ruby_dep (1.5.0)
     safe_yaml (1.0.4)
     shellany (0.0.1)
+    sidekiq (4.2.1)
+      concurrent-ruby (~> 1.0)
+      connection_pool (~> 2.2, >= 2.2.0)
+      rack-protection (~> 1.5)
+      redis (~> 3.2, >= 3.2.1)
     simplecov (0.12.0)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.0)
@@ -111,9 +121,10 @@
   pry-byebug
   psych
   rack-test
   rake
   routemaster-client!
+  sidekiq
   simplecov
   webmock
 
 BUNDLED WITH
    1.13.6