[gimp] (39 commits) Non-fast-forward update to branch wip/gradient-edit

[N/A <ell src gnome org>]

The branch 'wip/gradient-edit' 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:

  a0b35e4... ^^^ wip/gradient-edit ^^^
  6278f25... app: add gimp_tool_line_get_slider()
  12b5f2e... app: rename slider-value variables in GimpToolLine
  d9f6f9a... app: add persistent handle selection to GimpToolLine
  8bf4515... app: add keyboard control to GimpToolLine
  96ad604... app: add dashed canvas handle types
  705ffd8... app: allow adding and removing sliders to/from a GimpToolLi
  7b50680... app: add handle-clicked signal to GimpToolLine
  301f68b... app: add misc. parameters to GimpControllerSlider
  a64c3f3... app: add gimp_data_copy()
  0f4917f... app: add compare() virtual function to GimpData
  0778806... app: add "custom" gradient
  9751907... app: implement copy() for GimpGradient
  c3bee56... app: implement compare() for GimpGradient
  89e2aea... app: add gimp_gradient_segment_get_{left,right}_flat_color(
  197be44... app: add gimp_gradient_split_at()
  43bf79e... app: add gimp_gradient_segment_range_get_n_segments()
  33c4cc2... app: add gimp_gradient_segment_range_merge()
  f0cfeeb... app: treat gradient segments as clopen ranges
  1ffe954... app: improve num. stability of gimp_gradient_segment_range_
  7746ac1... app: improve curved gradient segment sampling
  138a78e... app: use get_{left,right}_flat_color() in gradient editor
  fedd1bd... app: add gimp_color_panel_dialog_response(); add "response"
  ab05f5a... app: don't show a PLUS cursor modifier before starting the 
  85d3f62... app: add "instant mode" option to the blend tool
  7029bdc... app: add "modify active gradient" option to the blend tool
  0361085... app: add sliders for gradient stops and midpoints in the bl
  a7bdb4f... app: modify the gradient in response to blend-tool slider m
  344c86a... app: add support for adding gradient stops to the blend too
  8b81ad5... app: add support for removing gradient stops to the blend t
  2756055... app: convert midpoints to stops via double-click in the ble
  ac09f0f... app: add tool gui to the blend tool
  8524668... app: implement blend tool gui for gradient endpoints
  ceb28ab... app: implement blend tool gui for gradient stops
  4499b20... app: implement blend tool gui for gradient midpoints
  838a79b... app: implement tool undo for gradient editing in the blend 
  076f01f... app: fix fg/bg color change handling in the blend tool
  7efc54e... app: don't update blend tool filter upon irrelevant line ch
  de5a6c1... app: cache last-sampled gradient segment in GimpOperaitonBl

Commits added to the branch:

  d76ded9... ^^^ wip/gradient-edit ^^^
  11a0fed... app: add gimp_tool_line_get_slider()
  1ea0d36... app: rename slider-value variables in GimpToolLine
  5b3acae... app: add persistent handle selection to GimpToolLine
  640cb3b... app: add keyboard control to GimpToolLine
  d424de5... app: add dashed canvas handle types
  5909ccd... app: allow adding and removing sliders to/from a GimpToolLi
  73e3fe3... app: add handle-clicked signal to GimpToolLine
  5353d9f... app: add misc. parameters to GimpControllerSlider
  74d3285... app: add gimp_data_copy()
  2bfb5f2... app: add compare() virtual function to GimpData
  4dcc18e... app: add "custom" gradient
  e7db8bb... app: implement copy() for GimpGradient
  9c5d0ce... app: implement compare() for GimpGradient
  4c28f13... app: add gimp_gradient_segment_get_{left,right}_flat_color(
  a99ff4a... app: add gimp_gradient_split_at()
  ee061fa... app: add gimp_gradient_segment_range_get_n_segments()
  9ad7463... app: add gimp_gradient_segment_range_merge()
  480538a... app: treat gradient segments as clopen ranges
  ec29b59... app: improve num. stability of gimp_gradient_segment_range_
  ff6e9ae... app: improve curved gradient segment sampling
  cf90bd8... app: use get_{left,right}_flat_color() in gradient editor
  ea843fa... app: add gimp_color_panel_dialog_response(); add "response"
  7088829... app: don't show a PLUS cursor modifier before starting the 
  6ed72fd... app: add "instant mode" option to the blend tool
  2fb1859... app: add "modify active gradient" option to the blend tool
  b724980... app: add sliders for gradient stops and midpoints in the bl
  f586634... app: modify the gradient in response to blend-tool slider m
  632244a... app: add support for adding gradient stops to the blend too
  ce49f68... app: add support for removing gradient stops to the blend t
  c556c88... app: convert midpoints to stops via double-click in the ble
  2433097... app: add tool gui to the blend tool
  815b707... app: implement blend tool gui for gradient endpoints
  38f4f5a... app: implement blend tool gui for gradient stops
  9ec5156... app: implement blend tool gui for gradient midpoints
  ca40e4b... app: implement tool undo for gradient editing in the blend 
  1917945... app: fix fg/bg color change handling in the blend tool
  d49679c... app: don't update blend tool filter upon irrelevant line ch
  b2eb62c... app: cache last-sampled gradient segment in GimpOperationBl