[gtksourceview] (4 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:

  05b9e99... File loading and saving
  2c6dfef... Move some enum types to gtksourcetypes.h
  e1b03ea... build: rename helper library private -> core
  c3e019b... encoding: comment unused functions
  b661efd... GtkSourceEncoding documentation
  c222e17... Some code improvements
  4473031... GtkSourceFile, the come back
  27c0aa0... Move mount_operation_factory to GtkSourceFile
  9db662e... Add missing GI annotation
  153d7ec... FileSaver: add setting: ignore invalid chars
  e313680... File saving: check if the file is externally modified
  695577f... FileSaver: flags instead of boolean properties
  d4ac5ab... FileSaver: use IGNORE_MODIFICATION_TIME flag
  fa3a6dc... Make GtkSourceMountOperationFactory introspection-friendly
  f72f1cf... Make load_async() and save_async() introspection-friendly
  05967de... Make gtk_source_file_set_location() public
  8a15327... Make BufferOutputStream more robust after dispose
  2777bb7... FileLoader: update GtkSourceFile location directly
  94c401e... FileSaver: bug fix
  0850f57... Make BufferInputStream more robust after dispose
  633d090... Update POTFILES.in
  9583345... Add padding for future expansion in new *File*Class structs
  76837b4... buffer: call setter function in set_property
  6f52223... Make sure text passed to insert_text is null terminated
  d1c703c... Move the buffer property to the FileLoader and FileSaver

Commits added to the branch:

  7cc92f8... rpmspec: add make_install, make_build keywords (*)
  3a24ecd... build: "core" helper library for unit tests (*)
  fc47ed6... File loading and saving
  386d7ce... Make sure text passed to insert_text is null terminated

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