Admin Group scaffold -> new, show, index

app/views/admin/groups/_form.html.haml

@@ -0,0 +1,19 @@
+= form_for [:admin, @group] do |f|
+  - if @group.errors.any?
+    .alert-message.block-message.error
+      %span= @group.errors.full_messages.first
+  .clearfix.group_name_holder
+    = f.label :name do
+      Group name is
+    .input
+      = f.text_field :name, placeholder: "Example Group", class: "xxlarge"
+  .clearfix
+    = f.label :code do
+      URL
+    .input
+      .input-prepend
+        %span.add-on= web_app_url
+        = f.text_field :code, placeholder: "example"
+
+  .form-actions
+    = f.submit 'Create group', class: "btn primary"