[rygel] Created tag rygel-0.38.0

[Jens Georg <jensgeorg src gnome org>]

The signed tag 'rygel-0.38.0' was created.

Tagger: Jens Georg <mail jensge org>
Date: 1552335880 +0100

    Release Rygel 0.38.0

Changes since the last tag 'rygel-0.37.2':

Jens Georg (4):
      renderer: Prevent critical on null mime-type
      examples: Properly initialize user data
      build: Add missing resource
      Prepare 0.38.0