[games-fps/assaultcube] Bump, see #162945
[games-puzzle/quimeleon] Fix deps
[games-fps/vavoom] Bump #132055
[mail-filter/gross] Restrict makeopts during install phase
media-gfx/clens: remove live cvs ebuild that hasn't built for half a decade. No new release upstream.
media-sound/ripoff: No release in half a decade, doesn't build against current libs
[media-gfx/synfig] Bump
media-gfx/fim: No release in 3 years, very broken
media-sound/songbird-bin: Upstream no longer provides linux builds
media-gfx/glossy: Upstream gone
media-sound/om: Upstream gone/renamed, unfetchable
media-sound/smack: Depends on om, poof it goes
media-gfx/denormgen: Broken, no new releases upstream for too long
media-gfx/mashup: Upstream gone
[media-video/mtasc] Live ebuild, unfetchable?
media-video/ov51xjpeg: Upstream gone, unbuildable
dev-util/lttng-modules: bump to 2.1.1, convert to linux-mod, #431358
dev-util/lttng-modules: bump to 2.1.1, convert to linux-mod, #431358
games-fps/assaultcube: rewrite, do proper QA
games-fps/vavoom: fix everything