[fix] fix soundcloud engine, speed up searx start time
[fix] fix soundcloud engine, speed up searx start time

jcherqui/searx,asciimoo/searx,asciimoo/searx,jcherqui/searx,jcherqui/searx,dalf/searx,dalf/searx,dalf/searx,asciimoo/searx,asciimoo/searx,dalf/searx,jcherqui/searx