Fix 404 on jquery ui images

Gemfile

@@ -161,8 +161,8 @@ gem 'jquery-turbolinks'
 
 gem 'select2-rails'
 gem 'jquery-atwho-rails', "~> 0.3.3"
-gem "jquery-rails",     "2.1.3"
-gem "jquery-ui-rails",  "2.0.2"
+gem "jquery-rails"
+gem "jquery-ui-rails"
 gem "raphael-rails", "~> 2.1.2"
 gem 'bootstrap-sass', '~> 3.0'
 gem "font-awesome-rails", '~> 3.2'

Gemfile.lock

@@ -34,7 +34,6 @@ GEM
       rake (>= 0.8.7)
     arel (4.0.2)
     asciidoctor (0.1.4)
-    atomic (1.1.16)
     awesome_print (1.2.0)
     axiom-types (0.0.5)
       descendants_tracker (~> 0.0.1)
@@ -248,15 +247,14 @@ GEM
       rake
     jasmine-core (2.0.0.rc5)
     jquery-atwho-rails (0.3.3)
-    jquery-rails (2.1.3)
-      railties (>= 3.1.0, < 5.0)
-      thor (~> 0.14)
+    jquery-rails (3.1.0)
+      railties (>= 3.0, < 5.0)
+      thor (>= 0.14, < 2.0)
     jquery-turbolinks (2.0.1)
       railties (>= 3.1.0)
       turbolinks
-    jquery-ui-rails (2.0.2)
-      jquery-rails
-      railties (>= 3.1.0)
+    jquery-ui-rails (4.2.1)
+      railties (>= 3.2.16)
     json (1.8.1)
     jwt (0.1.8)
       multi_json (>= 1.5)
@@ -281,7 +279,7 @@ GEM
     mime-types (1.25.1)
     mini_portile (0.5.3)
     minitest (4.7.5)
-    multi_json (1.9.2)
+    multi_json (1.9.3)
     multi_xml (0.5.5)
     multipart-post (1.2.0)
     mysql2 (0.3.11)
@@ -376,7 +374,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     raindrops (0.12.0)
-    rake (10.1.1)
+    rake (10.3.1)
     raphael-rails (2.1.2)
     rb-fsevent (0.9.3)
     rb-inotify (0.9.2)
@@ -503,9 +501,8 @@ GEM
       daemons (>= 1.0.9)
       eventmachine (>= 1.0.0)
       rack (>= 1.0.0)
-    thor (0.18.1)
-    thread_safe (0.3.1)
-      atomic (>= 1.1.7, < 2)
+    thor (0.19.1)
+    thread_safe (0.3.3)
     tilt (1.4.1)
     timers (1.1.0)
     tinder (1.9.3)
@@ -608,9 +605,9 @@ DEPENDENCIES
   httparty
   jasmine (= 2.0.0.rc5)
   jquery-atwho-rails (~> 0.3.3)
-  jquery-rails (= 2.1.3)
+  jquery-rails
   jquery-turbolinks
-  jquery-ui-rails (= 2.0.2)
+  jquery-ui-rails
   kaminari (~> 0.15.1)
   launchy
   letter_opener