FIX: thumbnail size reduced by stripping all EXIF information

config/initializers/carrierwave.rb

@@ -1,6 +1,7 @@
 module CarrierWave
   module RMagick
 
+    # Manipulates quality settings of image
     def quality(percentage)
       manipulate! do |img|
         img.write(current_path){ self.quality = percentage } unless img.quality == percentage
@@ -9,5 +10,14 @@ module CarrierWave
       end
     end
 
+    # Strips out all EXIF information
+    def strip
+      manipulate! do |img|
+        img.strip!
+        img = yield(img) if block_given?
+        img
+      end
+    end
+
   end
 end