New option -i/--ignored for 'hg status' to show ignored files. localrepo.changes() now returns an additional list of ignored files if it is called with show_ignored=True.

adding foo
adding bomb
adding a.c
adding dir/a.o
adding dir/b.o
! a.c
! dir/a.o
! dir/b.o
? .hgignore
a.c: unsupported file type (type is fifo)
! a.c