Update and change license information of Droplet sounds, now it's CC BY 3.0
Was previously labelled under license CC Sampling+ 1.0, which is
considered non-free by FSF, OSI and DFSG.
add_subdirectory(voices)
file(GLOB BaseSounds *.ogg)
install(FILES
${BaseSounds}
DESTINATION ${SHAREPATH}Data/Sounds)