Addedsixth

! addedsixth.scl
!
Added sixth chord as a wakalix
! Fokblock([25/24, 27/25], [3, 2]) = Fokblock([25/24, 9/8], [2, 2]) = Fokblock([27/25, 9/8], [0, 3])
4
!
5/4
3/2
5/3
2/1