diff --git a/Gemfile.lock b/Gemfile.lock
index 931d5e2..286d320 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -132,6 +132,7 @@ GEM
     config (1.4.0)
       activesupport (>= 3.0)
       deep_merge (~> 1.1.1)
+    connection_pool (2.2.3)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     dalli (2.7.9)
@@ -147,8 +148,8 @@ GEM
       orm_adapter (~> 0.0.3)
       warden (~> 1.1)
     diff-lcs (1.1.3)
-    domain_name (0.5.7)
-      unf (~> 0.0.3)
+    domain_name (0.5.20190701)
+      unf (>= 0.0.5, < 1.0.0)
     dotenv (0.7.0)
     erubis (2.7.0)
     execjs (2.0.2)
@@ -219,13 +220,16 @@ GEM
     mail (2.5.5)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mechanize (2.1.1)
+    mechanize (2.7.7)
       domain_name (~> 0.5, >= 0.5.1)
+      http-cookie (~> 1.0)
+      mime-types (>= 1.17.2)
       net-http-digest_auth (~> 1.1, >= 1.1.1)
-      net-http-persistent (~> 2.4, >= 2.4.1)
-      nokogiri (~> 1.4)
+      net-http-persistent (>= 2.5.2)
+      nokogiri (~> 1.6)
       ntlm-http (~> 0.1, >= 0.1.1)
-      webrobots (~> 0.0, >= 0.0.9)
+      webrick (~> 1.7)
+      webrobots (>= 0.0.9, < 0.2)
     meta_programming (0.2.2)
     metaclass (0.0.4)
     method_source (0.8.2)
@@ -235,8 +239,9 @@ GEM
       metaclass (~> 0.0.1)
     multi_json (1.13.1)
     mysql2 (0.3.20)
-    net-http-digest_auth (1.2.1)
-    net-http-persistent (2.8)
+    net-http-digest_auth (1.4.1)
+    net-http-persistent (4.0.1)
+      connection_pool (~> 2.2)
     netrc (0.10.3)
     nokogiri (1.10.1)
       mini_portile2 (~> 2.4.0)
@@ -346,15 +351,16 @@ GEM
     uglifier (1.0.3)
       execjs (>= 0.3.0)
       multi_json (>= 1.0.2)
-    unf (0.0.5)
+    unf (0.1.4)
       unf_ext
-    unf_ext (0.0.5)
+    unf_ext (0.0.7.7)
     warden (1.2.3)
       rack (>= 1.0)
     webmock (1.7.6)
       addressable (~> 2.2, > 2.2.5)
       crack (>= 0.1.7)
-    webrobots (0.0.13)
+    webrick (1.7.0)
+    webrobots (0.1.2)
     wirble (0.1.3)
 
 PLATFORMS