[gtk] (39 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' 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:

  a4d0499... gl renderer: Support scaleX/Y better when rendering radial 
  dccad96... gl renderer: Don't use ops_get_scale() when rendering clip 
  af3a146... gl renderer: Use scale_x/y when rendering clipped nodes
  b90e2c1... gl renderer: Only return error if creating programs failed
  ba99a58... textbuffer: Don't try to inset NULL text from clipboard

Commits added to the branch:

  c1e3305... NEWS: Updates (*)
  3023a61... wayland: Change backend api to use GdkToplevel (*)
  31042bd... docs: Add missing Wayland backend api (*)
  48594a2... passwordentry: Drop the Private struct (*)
  dd0da0f... passwordentry: Add an ::activate signal (*)
  6e81573... Merge branch 'password-entry-activate' into 'master' (*)
  6b708e9... textbuffer: Redo insert markup a little bit (*)
  93cfa38... Merge branch 'wayland-backend-api-cleanup' into 'master' (*)
  ec46900... colorscale: Drop the Private struct (*)
  2ad9864... Cosmetic (*)
  bebe0b5... magnifier: Drop the Private struct (*)
  4b9e7ac... revealer: Drop the Private struct (*)
  e927866... shortcutswindow: Drop the Private struct (*)
  661da6b... main: Update pointer focus state for button releases (*)
  cdc5e83... Merge branch 'matthiasc/for-master' into 'master' (*)
  aeeffe2... NEWS: Updates (*)
  d89f7fd... Drop gtk_widget_new (*)
  874b9ef... Merge branch 'matthiasc/for-master' into 'master' (*)
  18a5ca2... Merge branch 'kill-widget-new' into 'master' (*)
  0261471... Update Turkish translation (*)
  bb402a1... wayland: Fix grabbing popup (*)
  9ee7bdf... Merge branch 'fix-wayland-popups' into 'master' (*)
  81793b6... docs: Improve gtk_widget_set_font_map docs (*)
  3c62cd9... fontchooser: Handle families without faces (*)
  ee75bae... fontchooser: Make sure the tweak button is updated (*)
  1d34f95... filechooser: Fix gtk_file_chooser_set_choice (*)
  6bc46a9... Updated Czech translation (*)
  b3c21bc... Merge branch 'fix-hover-tracking' into 'master' (*)
  256f845... colorbutton: Fix handling of transient parents (*)
  d5e315c... gtk-demo: Improve the pickers demo (*)
  2c527ec... inspector: Make switches go back to normal size (*)
  3252d4c... Merge branch 'matthiasc/for-master' into 'master' (*)
  cc9a0c7... gl renderer: Support scaleX/Y better when rendering radial 
  588b089... gl renderer: Don't use ops_get_scale() when rendering clip 
  a456b98... gl renderer: Use scale_x/y when rendering clipped nodes
  67e3db9... gl renderer: Only return error if creating programs failed
  bb5ded5... textbuffer: Don't try to inset NULL text from clipboard
  627883a... gl renderer: Fall back to cairo if gradients use too many s
  3ec84cc... gl renderer: Lower maximum gradient stop count

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