update customer amount

Gemfile.lock

@@ -80,8 +80,8 @@ GEM
     httparty (0.15.5)
       multi_xml (>= 0.5.2)
     i18n (0.8.4)
-    jbuilder (2.6.4)
-      activesupport (>= 3.0.0)
+    jbuilder (2.7.0)
+      activesupport (>= 4.2.0)
       multi_json (>= 1.2)
     jquery-rails (4.3.1)
       rails-dom-testing (>= 1, < 3)
@@ -95,20 +95,20 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
     loofah (2.0.3)
       nokogiri (>= 1.5.9)
-    mail (2.6.5)
+    mail (2.6.6)
       mime-types (>= 1.16, < 4)
     method_source (0.8.2)
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.2.0)
     minitest (5.10.2)
     multi_json (1.12.1)
     multi_xml (0.6.0)
     mysql2 (0.4.6)
     nio4r (2.1.0)
-    nokogiri (1.7.2)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.8.0)
+      mini_portile2 (~> 2.2.0)
     pdf-core (0.7.0)
     prawn (2.2.2)
       pdf-core (~> 0.7.0)
@@ -179,7 +179,7 @@ GEM
       activesupport (>= 3.2.1)
     shoulda-matchers (3.1.1)
       activesupport (>= 4.0.0)
-    sidekiq (5.0.0)
+    sidekiq (5.0.2)
       concurrent-ruby (~> 1.0)
       connection_pool (~> 2.2, >= 2.2.0)
       rack-protection (>= 1.5.0)