Merge branch 'master' into crawler

db/migrate/20150401111040_add_exif_to_foto.rb

@@ -0,0 +1,6 @@
+class AddExifToFoto < ActiveRecord::Migration
+  def change
+    add_column :fotos, :exif, :string
+    add_column :fotos, :has_exif, :boolean
+  end
+end

db/migrate/20150401115254_add_date_to_foto.rb

@@ -0,0 +1,5 @@
+class AddDateToFoto < ActiveRecord::Migration
+  def change
+    add_column :fotos, :taken_at, :timestamp
+  end
+end