fix for "Unexpected semi-colons in conditional" issue, as reported by YuGiOhJCJ (see http://www.hedgewars.org/node/5860 ) big thanks to burp for helping to identify and fix this issue

file(GLOB luafiles *.lua)

install(FILES
    ${luafiles}
    DESTINATION ${SHAREPATH}Data/Scripts)

add_subdirectory(Multiplayer)