[gnome-photos] (15 commits) Non-fast-forward update to branch wip/rishi/buffer-decoder

[Debarshi Ray <debarshir src gnome org>]

The branch 'wip/rishi/buffer-decoder' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  ecda9c2... Port to G_APPROX_VALUE
  8cb6e5e... gegl: Add a function to calculate the inverse Jacobian for 
  66fb750... Add PhotosGeglBufferCodec
  ae14a1f... Add PhotosGeglBufferLoader
  c7eec7a... Add PhotosGeglBufferLoaderBuilder
  57e88cb... Add PhotosGeglBufferCodecJpeg
  229c42a... Add PhotosGeglBufferCodecPng
  5d4c40b... Add convenience APIs
  23812f8... base-item: ...
  cffc9c4... base-item

Commits added to the branch:

  7a3135b... build: Unbreak the environment for the Autotools serial tes (*)
  af396b4... build: Add tap-driver.sh and tap-test from GLib (*)
  7ea81c2... tests: Add a harness for unit tests (*)
  044c1d0... tests: Test the Pipeline (*)
  9cc1c99... Prepare 3.31.2 (*)
  6462492... Port to G_APPROX_VALUE
  4ea7c07... gegl: Add a function to calculate the inverse Jacobian for 
  dd0faf2... Add PhotosGeglBufferCodec
  a079999... Add PhotosGeglBufferLoader
  c5be830... Add PhotosGeglBufferLoaderBuilder
  1e1dfb5... Add PhotosGeglBufferCodecJpeg
  b0660d4... Add PhotosGeglBufferCodecPng
  1fc33e1... Add convenience APIs
  185a001... base-item: ...
  cc5e8ad... base-item

(*) This commit already existed in another branch; no separate mail sent