Upstream changes:
(from https://github.com/ruby-gnome2/ruby-gnome2/blob/3.1.0/NEWS)
== Ruby-GNOME2 3.10.0: 2016-11-12
=== Changes
* Improvements
* update README.
[Patch by cedlemo]
* fix format in README.
* use pthread version of MinGW in build-windows.sh.
* improve main Rakefile.
* windows : update bundled versions.
* Fixes
* fix path in gem:windows:push in main Rakefile.
* fix markup in NEWS file.
* use Win32 thread again in build-windows.sh.
* libmount is required for GLib on Linux.
* install libgtk-3-dev explicitly.
==== All
==== Ruby/GIO2
* Improvements
* make (({Gio::SettingsSchemaSource#list_schemas})) Rubyish.
* make (({Gio::Settings#set_value})) Rubyish.
* support array like API for (({Gio::Settings})).
* (({Gio::ActionMap#add_action})) accepts :state
* simplify, load (({Gio::File})) with GObject-Introspection loader.
* simplify (({Gio::ContentType})) implementation.
* Fixes
* add missing required argument in test-settings-schema-source.rb.
* add version check in Gio tests.
* increase required version.
* fix typo in action-map.rb.
[Path by cedlemo]
==== Ruby/GLIB2
* Improvements
* New implementation of GRClosure with new APIS:
* RGClosureCallData
* RGClosureCallFunc
* rbgobj_set_signal_call_func()
* rbgobj_get_signal_call_func()
* g_rclosure_new_call()
* support exit_application error message when no backtrace.
* improve rbg_scan_options() performance
* show all backtrace on GLib log.
[GitHub#935][Suggested by Matijs van Zuijlen]
* Fixes
* windows:
* Fix indent in windows-binary-build-task.rb.
* Export glib2_binary_base_dir.
* Remove needless "windows_" in methods name in windows-binary-build-task.rb.
* add a debug argument for make command.
* add GNOME2::Rake::WindowsBinaryBuildTask#binary_base_dir
* fix a bug that SIGUSR1 breaks main loop.
[GitHub#933][Reported by Vegard Sandengen]
* fix error messages typo
[Patch by dai-vr]
* fix typo in rbgutil.c.
[Patch by Kazuhiro NISHIYAMA]
* fix style in rbglib_messages.c
* remove needless check in rbglib_messages.c and extconf.rb
==== Ruby/GStreamer
* Improvements
* Fixes
* fix text_color_example.rb demo.
[Patch by cedlemo]
==== Ruby/GObjectIntrospection
* Improvements
* support GVariant string array to Ruby
[Patch by Konstantinos Natsakis]
* use g_variant_iter_init () to reduce dynamic memory allocation
* support omitting allow-null arguments in middle of arguments
* improve performance in callable-info.rb.
* reduce needless method calls.
* simplify invoke arguments in rb-gi-method-info.c, it improves performance.
* support "can_be_" as predicate prefix.
* improve performance calling a method. It catches data from info.
* add GI.load shortcut for fast load.
* Fixes
* use short for 16bit Integer.
* accept Array of numbers for gint8/guint8 array
* wrong condition in function info arguments management.
* use suitable type macros in ruby to C code from rb-gi-argument.c.
* assign temporary Ruby object to local variable to guard from GC.
* fix name conflict in rb-gi-argument.c.
[Reported by kitone]
* touch unrefed object in rb-gi-argument.c.
* support array of UTF-8.
* fill from last omitted arguments in function arguments loader.
* add a missing all required case check in function arguments loader.
* use rbg_variant_to_ruby in rb-gi-argument.c.
* define unlock_gvl as info method.
* fix typo in rb-gi-function-info.c.
* don't fill missing arguments when given N arguments is less.
* sink created GObject based object by default.
* fix wrong default argument fill condition.
* fix limit when loading arguments infos.
[GitHub#895][Reported by cedlemo]
* fix libffi return value handling.
[GitHub#758][Reported by Mamoru TASAKA]
* do not try to run a gtk demo when the user provide a bad demo name.
[Patch by cedlemo]
* focus on the related line in the TreeView when running demo from command line.
[Patch by cedlemo]
* do nothing for void type return type.
[GitHub#952][Reported by cedlemo]
* return value is return type is void but pointer.
* windows : update patch support-external-g-ir-scanner.diff.
==== Ruby/GDK
* Improvements
* make (({Gdk::EventFocus#in})) rubyish.
* add init hook as Gdk.on_init
* Fixes
* backport a patch to fix build error.
==== Ruby/GdkPixbuf2
* Improvements
* support loading from file.
* Fixes
* fix dependency in Rakefile.
[GitHub#862][Reported by Mamoru TASAKA]
* add missing gio2 dependency in tests.
* add missing variable in tests.
* omit a test that failed by float error on i386
[GitHub#898][Reported by Mamoru TASAKA]
==== Ruby/GTK3
* Improvements
* support for (({Gtk::SpinButton::input})) signal.
[GitHub#855][Reported cedlemo]
* new gtk demo spinbutton.
[Patch by cedlemo]
* add demo search_entry.rb
[Patch by cedlemo]
* update gtk demos to use class form instead of module form.
[Patches by cedlemo]
* add listbox gtk demo.
[Patch by cedlemo]
* update editable_cells demo.
[Patch by cedlemo]
* add glarea demo.
[Patch by cedlemo]
* update transparent demo.
[Patch by Arjun Menon]
* update theming_style_classes demo.
[Patch by Arjun Menon]
* update textscroll demo.
[Patch by Arjun Menon]
* update stack demo.
[Patch by Arjun Menon]
* update spinbutton demo.
[Patch by Arjun Menon]
* create (({Gtk::TreeModel#create_filter})) as an alias of #filter_new.
* Fixes
* load demos as classes instead of modules in main.rb.
[Patch by cedlemo]
* enable Gtk::Rc deprecation.
* fix treemodelfilter sample issue.
* force LC_NUMERIC to C when gtk3 is initialized.
[Patch by cedlemo]
==== Ruby/WebKitGTK
* Improvements
* Fixes
* windows :
* update dependencies in Rakefile and patches.
* use Ubuntu 16.04 as build environment.
* install jsmin
==== Ruby/WebKit2GTK
* Improvements
* Fixes
* windows :
* update Rakefile and patches.
* support auto latest version detection.
==== Ruby/ClutterGdk
* Improvements
* Fixes
* add init hook as Clutter.on_init.
* add Clutter and Gdk integration API.
==== Ruby/ClutterGtk
* Improvements
* add clutter-gdk dependency.
* Fixes
* window-test.rb sample : use icons only included in the default theme.
* remove needless pack method usage in test.rb sample.
* follow improved API in event.rb sample.
==== Ruby/ClutterGdk
* Improvements
* create a GObject-Introspection loader.
[Patch by cedlemo]
* Fixes
* update description in README and in Rakefile.
* remove needless code in Rakefile.
* remove needless code in GObject-Introspection loader. ClutterGdk is part of Clutter.
==== Ruby/GStreamer
* Improvements
* add (({Gst::Bin#each})).
[GitHub#927][Reported by cedlemo]
* add only_gstreamer_version method.
* Fixes
* use post_load in order to use require_libraries.
==== Ruby/Pango
* Fixes
* pango windows: remove needless patch.
==== Thanks
* Arjun Menon
* cedlemo
* dai-vr
* Kazuhiro NISHIYAMA
* kitone
* Konstantinos Natsakis
* Mamoru TASAKA
* Matijs van Zuijlen
* Vegard Sandengen
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