[gtksourceview] (28 commits) Non-fast-forward update to branch wip/loader-saver

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/loader-saver' 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:

  1639636... Add GtkSourceEncoding API
  8bf6c70... Add GtkSourceBufferInputStream private class
  891a38c... Unit tests for the buffer input stream
  0fe0244... File saving
  3724f08... Remove GTK_SOURCE_FILE_ERROR_CANT_CREATE_BACKUP (unused)
  5bbb270... Add setup-file-saver.sh script
  d555407... GtkSourceBufferOutputStream
  c73a6dd... Unit tests for the buffer output stream

Commits added to the branch:

  dfddc66... SearchContext: add a note to the implementation overview (*)
  d6aaa50... Updated Galician translations (*)
  cd26cbd... Updated Spanish translation (*)
  02f90dd... Add ANS Forth 94 syntax highlighter file (*)
  e681604... Updated German translation (*)
  7af1c93... Updated Brazilian Portuguese translation (*)
  34231ed... Updated Spanish translation (*)
  8dca539... Style schemes: add a scale property (*)
  becb6d7... Add headings styles to def.lang (*)
  b04dc97... html: add support for headings styling (*)
  55f3b4f... latex: add support for headings styling (*)
  55c6d30... Doc: scale property for the style schemes (*)
  522b526... Completion: fix a critical message (*)
  c764cde... Completion: fix a bug with the select-on-show property (*)
  5f8cd9e... Updated Brazilian Portuguese translation (*)
  a43d561... [l10n] Updated Italian translation. (*)
  78f3d16... Updated Greek translation (*)
  1280854... Updated Spanish translation (*)
  293fa47... Update the hacking and readme files (*)
  017cb1a... Copy the code conventions and best practices from gedit (*)
  a3aa4e2... Add GtkSourceEncoding API
  d87f794... Add GtkSourceBufferInputStream private class
  830f5ea... Unit tests for the buffer input stream
  ffed3af... File saving
  e62c2f5... Remove GTK_SOURCE_FILE_ERROR_CANT_CREATE_BACKUP (unused)
  e42463c... Add setup-file-saver.sh script
  31fe97a... GtkSourceBufferOutputStream
  0f0cff5... Unit tests for the buffer output stream

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