[pango] (39 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:

  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

Commits added to the branch:

  34d65ee... shape test: Output glyph widths (*)
  b3c6ed4... Add api to get a hb_font_t (*)
  ceea8a0... fc: Implement create_hb_font (*)
  8901ef5... fc: Move font setup code from the shaper (*)
  6fbda2e... fc: Make hb font immutable (*)
  1e76cb0... fc: Make pangofc_shape backend-neutral (*)
  9b91930... fc: Use harfbuzz for glyph lookup (*)
  89b8df0... fc: Drop the cmap cache (*)
  50d4f9a... fc: Use harfbuzz for font metrics (*)
  2b3e2ba... fc: Use harfbuzz for glyph extents (*)
  dbd32b0... fc: Deprecate FT_Face getters (*)
  e32db1e... fc: Drop some gratitious use of FT types (*)
  fe3294c... fc: Drop freetype from pangofc-font.h (*)
  5048e7b... Add a very basic harfbuzz test (*)
  565ba1b... coretext: Implement create_hb_font (*)
  2a08070... win32: Implement create_hb_font (*)
  0481188... shape: Stop rounding glyph positions (*)
  df1fe75... shape: Drop unneeded includes (*)
  fc26d0b... Move _pango_fc_shape to libpango (*)
  ee85e90... Switch to using harfbuzz for shaping (*)
  fd078f9... itemize: Stop filling analysis->shape_engine (*)
  93a31f8... fc: Stop providing a shape engine (*)
  67330f8... coretext: Stop providing a shape engine (*)
  e268bc7... win32: Stop providing a shape engine (*)
  e078b3e... Deprecate pango_font_find_shaper (*)
  2ebb093... Document engines as unused (*)
  38d128d... Stop exporting _pango_fc_shape (*)
  393da38... Rename _pango_fc_shape (*)
  3f2f860... Add attributes for visible spaces, ignorables and LS
  ab2208e... markup: Support the new attributes
  7d9e894... itemize test: Update for new attributes
  e49fea2... Add a utility function for ignorables
  c12da2b... cairo: Better hex boxes for ignorables
  ffe8b78... layout: Use a show_line_separators attribute
  71e455b... Apply show space, invisible and LS attributes
  833093e... layout: Make tab visible too
  4160892... cairo: render visible space differently
  bf82ca2... layout: Don't zero the width of visible space
  eff07cc... pango-view: Optionally show trailing space

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