Gemfile.lock in optimizely_server_side-1.0.1 vs Gemfile.lock in optimizely_server_side-1.2.0

@@ -1,16 +1,16 @@
 PATH
   remote: .
   specs:
-    optimizely_server_side (1.0.1)
+    optimizely_server_side (1.2.0)
       activesupport (>= 4.2.6)
-      optimizely-sdk (~> 1.1, >= 1.1.2)
+      optimizely-sdk (~> 1.4)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.0.2)
+    activesupport (5.1.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     addressable (2.5.1)
@@ -21,20 +21,21 @@
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     diff-lcs (1.3)
     docile (1.1.5)
     hashdiff (0.3.2)
-    httparty (0.14.0)
+    httparty (0.15.6)
       multi_xml (>= 0.5.2)
-    i18n (0.8.1)
+    i18n (0.9.0)
+      concurrent-ruby (~> 1.0)
     json (2.1.0)
     json-schema (2.8.0)
       addressable (>= 2.4)
-    minitest (5.10.1)
+    minitest (5.10.3)
     multi_xml (0.6.0)
     murmurhash3 (0.1.6)
-    optimizely-sdk (1.1.2)
+    optimizely-sdk (1.4.0)
       httparty (~> 0.11)
       json-schema (~> 2.6)
       murmurhash3 (~> 0.1)
     public_suffix (2.0.5)
     rspec (3.5.0)
@@ -55,11 +56,11 @@
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.3)
+    tzinfo (1.2.4)
       thread_safe (~> 0.1)
     webmock (2.3.2)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff
@@ -72,6 +73,6 @@
   optimizely_server_side!
   rspec (~> 3.5)
   webmock (~> 2.1)
 
 BUNDLED WITH
-   1.14.6
+   1.15.4