[pango] (52 commits) Non-fast-forward update to branch visible-things

[Matthias Clasen <matthiasc src gnome org>]

The branch 'visible-things' 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:

  c51bbba... Add api to get a hb_font_t
  52ea7b3... fc: Move font setup code from the shaper
  1dd09dd... fc: Make pangofc_shape backend-neutral
  f5e3a25... fc: Use harfbuzz for glyph lookup
  228fa38... fc: Drop the cmap cache
  a7a6e95... fc: Use harfbuzz for font metrics
  030182e... fc: Use harfbuzz for glyph extents
  5de9eb3... Deprecate FT_Face getters
  e4ff400... Drop some gratitious use of FT types
  a6fb572... Drop freetype from pangofc-font.h
  8f64b35... Switch to using harfbuzz for shaping
  215a2f9... itemize: Stop filling analysis->shape_engine
  105169d... fc: Stop providing a shape engine
  d64af3d... coretext: Stop providing a shape engine
  0fd6450... win32: Stop providing a shape engine
  6495b1b... Deprecate pango_font_find_shaper
  f97b1c8... Document engines as unused
  54468d5... Add a way to pass flags to shaping
  abd8b67... layout: Use pango_shape_with_options
  7739307... layout: Add pango_layout_set_shape_flags
  de2261f... Pass shape flags through to pangofc_shape
  66797ab... Pass shape flags on to font funcs
  42d6618... Add a utility function for ignorables
  3523f69... cairo: Better hex boxes for ignorables
  afb30e8... Add a shape flag for showing ignorables
  b7b7926... pango-view: Add an option to show ignorables
  ebe47ca... fc: Implement showing ignorables
  cf7ee83... Add a shape flag for showing space
  643689b... pango-view: Add an option to show space
  5471998... fc: Implement showing space
  77d487a... layout: Make tab visible too
  d67f5d7... cairo: render visible space differently
  ccdc4d8... layout: Don't zero the width of visible space

Commits added to the branch:

  a3bfcb0... Better docs for pango_font_get_features (*)
  090398e... ot: Avoid deprecated harfbuzz api (*)
  c603bbe... docs: Fix parameter name mismatches (*)
  ae26490... Add missing things to the docs (*)
  9bb2ab5... Document pango_item_apply_attrs (*)
  4abb0b4... docs: Update private header list (*)
  5a295bb... Remove private things from the docs (*)
  54135c8... NEWS: Some updates (*)
  0c1df3e... coverage: Fix the implementation (*)
  c311071... coverage: Fix the copy implementation (*)
  66fb862... Add some tests for coverage (*)
  ca9511e... Revert "Move pangofc to libpango" (*)
  abac455... Revert "Reduce overlinking" (*)
  3883288... Revert "utils: Link against libpangocairo" (*)
  72dc560... Add api to get a hb_font_t (*)
  921a61e... fc: Move font setup code from the shaper (*)
  75fb973... fc: Make pangofc_shape backend-neutral (*)
  ed5257f... fc: Use harfbuzz for glyph lookup (*)
  05bfb46... fc: Drop the cmap cache (*)
  32fd553... fc: Use harfbuzz for font metrics (*)
  191fc2a... fc: Use harfbuzz for glyph extents (*)
  65a9d43... Deprecate FT_Face getters (*)
  8f6d500... Drop some gratitious use of FT types (*)
  35c4336... Drop freetype from pangofc-font.h (*)
  ae901bc... shape: Stop rounding glyph positions (*)
  fda4832... Drop unneeded includes (*)
  b4ae62c... Move _pango_fc_shape to libpango (*)
  ccb6478... Switch to using harfbuzz for shaping (*)
  77b6f6a... itemize: Stop filling analysis->shape_engine (*)
  d40d02e... fc: Stop providing a shape engine (*)
  15af36f... coretext: Stop providing a shape engine (*)
  1c5029c... win32: Stop providing a shape engine (*)
  30934fb... Deprecate pango_font_find_shaper (*)
  33cc9e6... Document engines as unused (*)
  b0da6d1... Stop exporting _pango_fc_shape (*)
  5ade9a5... Rename _pango_fc_shape (*)
  ac27b94... Add a way to pass flags to shaping
  6bdb49f... layout: Use pango_shape_with_options
  a9f4637... layout: Add pango_layout_set_shape_flags
  3c001a9... Pass shape flags through to pangofc_shape
  ff352f7... Pass shape flags on to font funcs
  12878d6... Add a utility function for ignorables
  4dc990c... cairo: Better hex boxes for ignorables
  6b675df... Add a shape flag for showing ignorables
  6e25175... pango-view: Add an option to show ignorables
  8ece17d... fc: Implement showing ignorables
  a614591... Add a shape flag for showing space
  6e8f3dd... pango-view: Add an option to show space
  33fdcde... fc: Implement showing space
  5e210e6... layout: Make tab visible too
  f18b991... cairo: render visible space differently
  e6b0dcf... layout: Don't zero the width of visible space

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