Since Tox compiles with A/V by default...
...
Update repository.xml
Splittet package.mask from one file
to a directory with (ATM) 2 files.
Remove USE flag
Merge branch 'master' of https://github.com/fr0stycl34r/gentoo-overlay-tox
Revert "Merge branch 'master' of https://github.com/fr0stycl34r/gentoo-overlay-tox"

This reverts commit 2ca32ae9d0e1e69c2b8c1ce7034b751e10e053b0, reversing
changes made to 5e0b1cbe459d95930968bab952ad2dcc5c7a0c72.
Remove Unixtime patch
Re-created package.mask directory as in 61719f640aaaafdfb6fcb4072a8b8973180bd0ae.
Updated metadata/layout.conf for future compability after
portage complained about portage-1 format.
Fix up toxgui ebuild

The dependencies should now be correct. Also added a desktop file and a
logo on installation for start menus and desktop entries.