The adventures of Foo

au BufRead,BufNewFile *.vala \
let g:netrw_sort_sequence = ‘[\/]$,<core \%(\.\d\+\)\=,\.[a-np-z]$,\.vala,\.h$,\.c$,\.cpp$,*,\.o$,\.obj$,\.info$,\.swp$,\.bak$,\~$’