[net-im/*tox*,net-libs/tox] Removed. Use official tox-overlay (in official layman list)

Signed-off-by: Vadim A. Misbakh-Soloviov <mva@mva.name>
[dev-utils/apktool] added [metadata/news] tox removing news

Signed-off-by: Vadim A. Misbakh-Soloviov <mva@mva.name>