Cool: add missing methods as a TODO comment

Author: moritz

lib/Type/Cool.pod

@@ -346,7 +346,10 @@ L<Unicode code points|https://en.wikipedia.org/wiki/Code_point>.
 =begin comment
 
 TODO: sech, asech, cosech, acosech, cotanh, acotanh, cis, roots, log10,
-unpolar, floor, ceiling, truncate
+unpolar, floor, ceiling, truncate, fmt, substr, substr-rw, uc, lc, tc,
+tclc, wordcase, chomp, chop, chrs, filp, trans, index, rindex, ords,
+split, match, comb, lines, words, subst, sprintf, printf, samecase, path,
+trim, trim-leading, trim-trailing, EVAL
 
 =end comment