[gnome-photos] (30 commits) Created branch wip/rishi/edit-mode

[Debarshi Ray <debarshir src gnome org>]

The branch 'wip/rishi/edit-mode' was created.

Summary of new commits:

  d2f4589... gegl-gtk-view-helper: Don't redraw on every GeglNode::compu
  65d097b... gegl-gtk-view-helper: Remove the processor
  fe7e016... gegl-gtk-view-helper: Disconnect signal handler when replac
  347f94b... Add Instagram filters
  8a198fc... Add a new mode for Edit
  50bb194... Add an edit-current action
  2076180... embed: Don't reset the PreviewView when returning from edit
  ebc1c76... preview-view: Show the buttons when returning from edit mod
  3233fd1... main-toolbar, icons: Edit toolbar
  ba05001... base-item: Create the GEGL graph from the main thread
  fb031c0... base-item: Take advantage of better caching during download
  37989a5... Add an image editing pipeline
  2aa3f61... application, preview-view: Hook up various edit operations 
  68e5b87... main-toolbar: Add the GAction to the undo button
  590d6b7... base-item: Remove photos_base_item_get_bbox
  31fc1c9... base-item: Split the loading and editing graphs
  f784780... gegl-gtk-view: Remove gegl_gtk_view_new_for_buffer
  713cb18... Add PhotosTool
  066c9cf... utils: Add an extension point for PhotosTool sub-classes
  e850ebf... Add PhotosToolSharpen
  6ce509f... Add PhotosToolFilters
  fc9541a... Add PhotosToolCrop
  6305cbb... Add PhotosEditPalette
  37dafb3... preview-view: Use EditPalette for showing the editing contr
  f5876a8... Add PhotosEditBar
  1693a51... style fixes
  57db7cd... tool: draw
  452b047... organize-collection-dialog: simply callback
  45653d5... crop
  16d63a7... preview-view: glue