remove document type validation

lib/whaleback/media/obj/document.rb

@@ -22,20 +22,20 @@ module Whaleback
     class Obj
       class Document < Obj
         validates_attachment_size :file, less_than: 500.megabytes
-        validates_attachment_content_type :file, 
-          content_type: [
-            "application/pdf",
-            "application/vnd.ms-excel",
-            "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
-            "application/msword",
-            "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
-            "application/vnd.ms-powerpoint",
-            "application/vnd.openxmlformats-officedocument.presentationml.presentation",
-            "application/wps-writer",
-            "text/plain",
-            "application/zip",
-            "application/json"
-          ]
+        # validates_attachment_content_type :file, 
+        #   content_type: [
+        #     "application/pdf",
+        #     "application/vnd.ms-excel",
+        #     "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+        #     "application/msword",
+        #     "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+        #     "application/vnd.ms-powerpoint",
+        #     "application/vnd.openxmlformats-officedocument.presentationml.presentation",
+        #     "application/wps-writer",
+        #     "text/plain",
+        #     "application/zip",
+        #     "application/json"
+        #   ]
       end
     end
   end