tests/test-dirstatedirs

tests/hghave: bzr114 checks for bzr >= 1.14

Everything but the implementation indicated that bzr114 also should be true for
"or higher".

#!/bin/sh

# test dirstate._dirs refcounting
hg init t
cd t
mkdir -p a/b/c/d
touch a/b/c/d/x
touch a/b/c/d/y
touch a/b/c/d/z
hg ci -Am m
hg mv a z