[gexiv2] Created tag gexiv2-0.12.0

[Jens Georg <jensgeorg src gnome org>]

The signed tag 'gexiv2-0.12.0' was created.

Tagger: Jens Georg <mail jensge org>
Date: 1552337079 +0100

    Release 0.12.0

Changes since the last tag 'gexiv2-0.11.0':

Chris Mayo (4):
      doc: Include gexiv2_metadata_from_stream
      flake8 suggested unused import and newline changes
      meson.build: Fix GExiv2 version missing from index.html
      doc: Update link to online docs

Jens Georg (11):
      Post-release version bump
      test: Add test for shotwell/94
      test: Disable autoptr test if not on GCC/CLANG
      Revert "Add version script to limit exported functions"
      ci: Check against all relevant exiv2 versions
      ci: Force use of exiv2 0.27 branch, not tag
      test: Add canary test for Issue #27
      tools: Promote gexiv2-dump to a tool
      test: Fix argument order
      ci: exiv2 renamed its stable branch
      Prepare 0.12.0

Marty E. Plummer (1):
      meson.build: improve handling of vapi