gnome-gmail-notifier-0.10.1-bp151.3.3

- Modernize spec-file by calling spec-cleaner

- Add gnome-gmail-notifier-automake.patch: Fix build with
  automake 1.14.

- Port to GStreamer 1.0:
  + Add gnome-gmail-notifier-gstreamer-1.0.patch: Actual port.
  + Add gnome-common BuildRequires and call to autogen.sh and as
    above patch touches the build system.
  + Replace gstreamer-0_10-plugins-good, gstreamer-0_10-utils and
    pkgconfig(gstreamer-0.10) BuildRequires with gstreamer-utils,
    gstreamer-plugins-good and pkgconfig(gstreamer-1.0).

- patch license to follow spdx.org standard

- Add gnome-gmail-notifier-glib-2.31.patch: Fix build with glib
  2.31.

- Add gnome-gmail-notifier-libnotify-0.7.patch: fix build with
  libnotify 0.7.

- Call relevant macros in %post/%postun:
  + %desktop_database_post/postun because the package ships at
    least one desktop file.
- Pass %{?no_lang_C} to %find_lang so that english documentation
  can be packaged with the program, and not in the lang subpackage.

- Add explicit pkgconfig(libxml-2.0) BuildRequires.
- Fix license to be GPLv2+ (instead of GPLv2).
- Split lang subpackage.
- Improve description.

- Initial packaging from sources (version 0.10.1).