Upgrade to rails_admin 1.1.0+

Gemfile.lock

@@ -101,7 +101,7 @@ GEM
     coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.10.0)
+    coffee-script-source (1.12.2)
     compass (0.12.7)
       chunky_png (~> 1.2)
       fssm (>= 0.2.7)
@@ -196,8 +196,9 @@ GEM
       httpclient (~> 2.2)
       nokogiri (~> 1.5)
     jmespath (1.3.1)
-    jquery-rails (3.1.4)
-      railties (>= 3.0, < 5.0)
+    jquery-rails (4.2.2)
+      rails-dom-testing (>= 1, < 3)
+      railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (5.0.5)
       railties (>= 3.2.16)
@@ -303,9 +304,9 @@ GEM
     rack-attack (5.0.1)
       rack
     rack-cors (0.4.0)
-    rack-pjax (0.8.0)
+    rack-pjax (1.0.0)
       nokogiri (~> 1.5)
-      rack (~> 1.1)
+      rack (>= 1.1)
     rack-test (0.6.3)
       rack (>= 1.0)
     rack-timeout (0.4.2)
@@ -353,7 +354,7 @@ GEM
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging
-    rails_admin (0.8.1)
+    rails_admin (1.1.1)
       builder (~> 3.1)
       coffee-rails (~> 4.0)
       font-awesome-rails (>= 3.0, < 5)
@@ -362,10 +363,9 @@ GEM
       jquery-ui-rails (~> 5.0)
       kaminari (~> 0.14)
       nested_form (~> 0.3)
-      rack-pjax (~> 0.7)
-      rails (~> 4.0)
-      remotipart (~> 1.0)
-      safe_yaml (~> 1.0)
+      rack-pjax (>= 0.7)
+      rails (>= 4.0, < 6)
+      remotipart (~> 1.3)
       sass-rails (>= 4.0, < 6)
     rails_serve_static_assets (0.0.5)
     rails_stdout_logging (0.0.5)
@@ -377,7 +377,7 @@ GEM
     rainbow (2.2.1)
     rake (12.0.0)
     ref (2.0.0)
-    remotipart (1.2.1)
+    remotipart (1.3.1)
     responders (2.3.0)
       railties (>= 4.2.0, < 5.1)
     rspec-core (3.5.4)