[gtksourceview] Created tag 3.20.4

[Sébastien Wilmet <swilmet src gnome org>]

The unsigned tag '3.20.4' was created.

Tagger: Sébastien Wilmet <swilmet gnome org>
Date: Wed Jun 22 10:51:02 2016 +0200

    Release 3.20.4

Changes since the last tag '3.20.3':

Andika Triwidada (1):
      Updated Indonesian translation

Chun-wei Fan (1):
      Visual Studio builds: Look for cairo headers in $(prefix)/include/cairo

Sébastien Wilmet (14):
      Post-release version bump
      build: fix gtk-doc build when builddir != srcdir
      CompletionContainer: fix overview comment
      CompletionContainer: chain-up in get_preferred_width/height()
      CompletionWords: fix comparison between signed and unsigned integers
      FileLoader: chain-up the right vfunc in ::constructed
      gutter: change event param type of redraw_for_window()
      Replace underscores by dashes for "highlight-updated" signal
      Replace underscores by dashes for "source-mark-updated" signal
      view: connect to ::highlight-updated signal to update highlight
      SearchContext: fix parenthesis placement
      view: simplify code of update_style_scheme()
      view: fix critical message when a NULL StyleScheme is set
      Release 3.20.4