make manifest friendlier
switch to using context code
..which uses first parent by default
show file hashes only with debug switch
show permissions with verbose
fix up tests
adding dir/bar
adding foo
dir/bar
foo
adding dir/bar_2
adding foo_2
dir/bar_2
foo_2
adding a
adding c
adding b
adding d
removing a
removing c
recording removal of a as rename to b (100% similar)