introduce organizations

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

@@ -0,0 +1,13 @@
+= semantic_form_for(@organization) do |f|
+  = f.inputs name: 'Organization details' do
+    = f.input :name, as: :string, required: true
+    = f.input :description, input_html: { rows: 5 }, placeholder: 'Decribe about your organization..'
+    = image_tag f.object.picture.thumb.url if f.object.picture?
+    - if @organization.picture
+      = image_tag(@organization.picture.thumb.url, width: '20%')
+    = f.input :picture
+  %p.text-right
+    - if @organization.new_record?
+      = f.submit 'Create Organization', class: 'btn btn-success'
+    - else
+      = f.submit 'Update Organization', class: 'btn btn-success'