dev-haskell/gf: Remove unused USE 'new-comp'

Signed-off-by: Alexander Berntsen <bernalex@gentoo.org>
dev-haskell/openal: Remove unused USE

Signed-off-by: Alexander Berntsen <bernalex@gentoo.org>
dev-haskell/reflection: remove unused USE 'slow'

Signed-off-by: Alexander Berntsen <bernalex@gentoo.org>
dev-haskell/tasty: Remove unused USE 'colors'

Signed-off-by: Alexander Berntsen <bernalex@gentoo.org>
dev-haskell/hxt-xpath: Add licence

Signed-off-by: Alexander Berntsen <bernalex@gentoo.org>