Remove unused functions, ensure keyboard_map uses ints for cellids (easier validation serverside), change target keyboard URLs
Remove unused functions, ensure keyboard_map uses ints for cellids (easier validation serverside), change target keyboard URLs

cellcounter/cellcounter,haematologic/cellcounter,cellcounter/cellcounter,haematologic/cellcounter,cellcounter/cellcounter,cellcounter/cellcounter,haematologic/cellcounter