Log Message:
Update ruby-gnome2 packages to 3.1.0.

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