[pango] (41 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:

  3f20ebe... Add api to get a hb_font_t
  9d20130... fc: Implement create_hb_font
  c42b7fe... coretext: Implement create_hb_font
  3e35c9f... fc: Move font setup code from the shaper
  ded007d... fc: Make pangofc_shape backend-neutral
  0ef39ce... fc: Use harfbuzz for glyph lookup
  9dc6073... fc: Drop the cmap cache
  5df45eb... fc: Use harfbuzz for font metrics
  3b8f588... fc: Use harfbuzz for glyph extents
  26abdda... Deprecate FT_Face getters
  c94bece... Drop some gratitious use of FT types
  f09561e... Drop freetype from pangofc-font.h
  aa16019... Add a very basic harfbuzz test
  20c9a47... coretext: Fix the build
  0279459... shape: Stop rounding glyph positions
  1365791... Drop unneeded includes
  dfca132... Move _pango_fc_shape to libpango
  0429200... Switch to using harfbuzz for shaping
  0819cf3... itemize: Stop filling analysis->shape_engine
  31088e5... fc: Stop providing a shape engine
  12ec950... coretext: Stop providing a shape engine
  89acd51... win32: Stop providing a shape engine
  642a0a0... Deprecate pango_font_find_shaper
  ec29c30... Document engines as unused
  c2c6d32... Stop exporting _pango_fc_shape
  e89f5a2... Rename _pango_fc_shape
  12a5670... shape test: Output glyph widths
  abd2bc7... coretext: Fix glyph positioning
  02e6675... Add attributes for visible spaces, ignorables and LS
  245f1e3... markup: Support the new attributes
  9595cc7... itemize test: Update for new attributes
  2326da7... Add a utility function for ignorables
  95b9504... cairo: Better hex boxes for ignorables
  fd58822... layout: Use a show_line_separators attribute
  339d341... Apply show space, invisible and LS attributes
  3aaf3d7... layout: Make tab visible too
  57ecd41... cairo: render visible space differently
  f03b8ea... layout: Don't zero the width of visible space
  7e23e55... pango-view: Optionally show trailing space

Commits added to the branch:

  a867698... Fix compiler warnings (*)
  83de8d4... Fix more compiler warnings (*)
  2353f65... coretext: Remove unused code (*)
  4405bfb... Add api to get a hb_font_t (*)
  236c908... fc: Implement create_hb_font (*)
  f406952... fc: Move font setup code from the shaper (*)
  2143ff2... fc: Make pangofc_shape backend-neutral (*)
  6c34cee... fc: Use harfbuzz for glyph lookup (*)
  ee4d2ab... fc: Drop the cmap cache (*)
  45e706c... fc: Use harfbuzz for font metrics (*)
  e58be52... fc: Use harfbuzz for glyph extents (*)
  834478c... fc: Deprecate FT_Face getters (*)
  f63c892... fc: Drop some gratitious use of FT types (*)
  6f2786d... fc: Drop freetype from pangofc-font.h (*)
  261201a... Add a very basic harfbuzz test (*)
  f26f2b8... fc: Make hb font immutable (*)
  11cc5cb... coretext: Implement create_hb_font (*)
  9376517... coretext: Make hb_font_t immutable (*)
  5086c89... shape: Stop rounding glyph positions (*)
  6e93025... shape: Drop unneeded includes (*)
  19a49f8... Move _pango_fc_shape to libpango (*)
  1b614a2... Switch to using harfbuzz for shaping (*)
  be51568... itemize: Stop filling analysis->shape_engine (*)
  07f4f83... fc: Stop providing a shape engine (*)
  fcfa291... coretext: Stop providing a shape engine (*)
  2a19638... win32: Stop providing a shape engine (*)
  b7daa12... Deprecate pango_font_find_shaper (*)
  c28dc5d... Document engines as unused (*)
  5ddd43a... Stop exporting _pango_fc_shape (*)
  1df8c8d... Rename _pango_fc_shape (*)
  76374b9... Add attributes for visible spaces, ignorables and LS
  124fb97... markup: Support the new attributes
  750b5b2... itemize test: Update for new attributes
  b1cd921... Add a utility function for ignorables
  b7ab2a7... cairo: Better hex boxes for ignorables
  ec90d99... layout: Use a show_line_separators attribute
  f557777... Apply show space, invisible and LS attributes
  1b94171... layout: Make tab visible too
  53e3ee7... cairo: render visible space differently
  beb56cf... layout: Don't zero the width of visible space
  41034bb... pango-view: Optionally show trailing space

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