update menu for the new Desktop Menu Specification

[Stanislav Brabec]

Upstream bugs were incorporated to the new Desktop Menu Specification[1].

Please update your utilities and distribution menu to accept these changes and new Categories before application desktop files start to use it.

[1] http://specifications.freedesktop.org/menu-spec/menu-spec-latest.html#main-category-registry

List of changes that affect applications menu:

1) Science is now Main Category, not Additional Category.

Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20186
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64034

If you had a common "Edutainment" menu, it could be now split to "Education" and "Science".

2) Allowed Main Categories changed:

2.1) Science: All items allowed for Education before are now accepted for Science as well.
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20186
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64036

2.2) Monitor: Monitor is now accepted for System or Network. It was only System before.
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=49699
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64044

3) There are several new Additional Categories:

3.1) Spirituality: Religious and spiritual software, theology; allowed Main Categories: Education;Science;Utility;Game
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20192
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64038

3.2) Humanities: Software for philosophy, psychology and other humanities; allowed Main Categories: Education;Science
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20192
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64038

3.3) Maps: Sofware for viewing maps, navigation, mapping, GPS; allowed Main Categories: Graphics;Utility;Education;Science
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20187
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64042

3.4) Feed: RSS, podcast and other subscription based contents; allowed Main Categories: Network
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20197
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64045

3.5) NetworkService: A generic network service not listed elsewhere; allowed Main Categories: Network
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=20197
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64045

3.6) Shooter: Shooter game; allowed Main Categories: Game
Bugzilla reference: https://bugs.freedesktop.org/show_bug.cgi?id=38553
Specification Patch: https://bugs.freedesktop.org/attachment.cgi?id=64043

Reference to XDG thread:
http://lists.freedesktop.org/archives/xdg/2012-October/012546.html

[Sebastien Bacher (seb128)]

Unity doesn't need to do anything there, it uses libraries that support the specification