[gnome-software] (11 commits) Non-fast-forward update to branch wip/hughsie/meson

[Richard Hughes <rhughes src gnome org>]

The branch 'wip/hughsie/meson' 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:

  81a36cf... trivial: Don't redefine I_KNOW_THE_PACKAGEKIT_GLIB2_API_IS_
  464ae91... Port to the meson build system

Commits added to the branch:

  6086d47... Do not show the featured tile's label when there's no featu (*)
  54a3694... Make vfunc cache threadsafe (*)
  94b2aa1... Do not show an update for apps whose latest flatpak commit  (*)
  b75e337... Add the gs_app_remove_category function (*)
  82a0f3b... Make gs_app_add_category thread safe (*)
  e9fa3ca... gs-flatpak: Set the app's real branch when setting up its m (*)
  ba555ef... Wrap "No Application Data Found" label in the overview (*)
  76f4b5c... Update Slovak translation (cherry picked from commit 34de1c (*)
  170082e... trivial: Don't redefine I_KNOW_THE_PACKAGEKIT_GLIB2_API_IS_ (*)
  121e68e... trivial: Fix warnings when using -Wmissing-braces
  c6a50b8... Port to the meson build system

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