[gnome-photos] (16 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:

  8fb059b... build: Split some code into a private shared library
  f8c6218... Port to G_APPROX_VALUE
  7d74d12... gegl: Add a function to calculate the inverse Jacobian for 
  ca7f617... Add PhotosGeglBufferCodec
  a72049a... Add PhotosGeglBufferLoader
  0a4c2f0... Add PhotosGeglBufferLoaderBuilder
  f433dc2... Add PhotosGeglBufferCodecJpeg
  76190c3... Add PhotosGeglBufferCodecPng
  cf97bdc... Add convenience APIs
  3b144fd... base-item: ...
  0d77d23... base-item

Commits added to the branch:

  886d93b... flatpak: Build liboauth against NSS (*)
  993018a... flatpak: Don't use a non-existent build flag (*)
  ac9ec1a... Add Flatpak CI, and deliver bundles with each commit (*)
  81693cd... CI: Fix the caching (*)
  4e0a150... build: Add the remaining -Wextra warnings in GCC 8 to the M (*)
  bb0bc8f... build: Split some code into a private shared library
  7b4b8b9... Port to G_APPROX_VALUE
  55d1782... gegl: Add a function to calculate the inverse Jacobian for 
  a4bcf1f... Add PhotosGeglBufferCodec
  62e3742... Add PhotosGeglBufferLoader
  28b1e2b... Add PhotosGeglBufferLoaderBuilder
  c3d3eb4... Add PhotosGeglBufferCodecJpeg
  ebadaba... Add PhotosGeglBufferCodecPng
  cd5c2ad... Add convenience APIs
  3ab2106... base-item: ...
  3238018... base-item

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