Martin Blanchard authored Feb 22, 2018 and Christian Hergert committed Apr 20, 2019

This commit provides an initial port to the meson build system. See
meson_options.txt for the changes to command line options. For a full
build of GtkSourceView, the following will work.

 meson -Dglade_catalog=true -Dinstall_tests=true -Dgtk_doc=true build/