Fix saving original of the video

Original of the video was not saved because info about it was not
written to the database. Fixed that.

Also removed original video from get_all_media listing. The method is
weird, we should evaluate whether it is video-specific and how to
generalize it.

mediagoblin/db/mixin.py

@@ -251,7 +251,7 @@ class MediaEntryMixin(GenerateSlugMixin, GeneratePublicIDMixin):
 
     def get_all_media(self):
         """
-        Returns all available qualties of a media
+        Returns all available qualties of a media (except original)
         """
         fetch_order = self.media_manager.media_fetch_order
 
@@ -264,7 +264,7 @@ class MediaEntryMixin(GenerateSlugMixin, GeneratePublicIDMixin):
         all_media_path = []
 
         for media_size in fetch_order:
-            if media_size in media_sizes:
+            if media_size in media_sizes and media_size != 'original':
                 file_metadata = self.get_file_metadata(media_size)
                 size = file_metadata['medium_size']
                 if media_size != 'webm_video':

mediagoblin/media_types/video/processing.py

@@ -267,6 +267,7 @@ class CommonVideoProcessor(MediaProcessor):
             copy_original(
                 self.entry, self.process_filename,
                 self.name_builder.fill('{basename}{ext}'))
+        self.entry.save()
 
 
     def keep_best(self):