tests/test-status.out

fix file handling bugs on windows.
add util.posixfile class that has posix semantics on windows.
fix util.rename so it works with stupid windows delete semantics.

hg status in repo root:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in repo root:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status in a:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in a:
? 1/in_a_1
? in_a
hg status .. in a:
? 1/in_a_1
? in_a
? ../b/1/in_b_1
? ../b/2/in_b_2
? ../b/in_b
? ../in_root
hg status in b:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in b:
? 1/in_b_1
? 2/in_b_2
? in_b
hg status .. in b:
? ../a/1/in_a_1
? ../a/in_a
? 1/in_b_1
? 2/in_b_2
? in_b
? ../in_root
hg status in a/1:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in a/1:
? in_a_1
hg status .. in a/1:
? in_a_1
? ../in_a
hg status in b/1:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in b/1:
? in_b_1
hg status .. in b/1:
? in_b_1
? ../2/in_b_2
? ../in_b
hg status in b/2:
? a/1/in_a_1
? a/in_a
? b/1/in_b_1
? b/2/in_b_2
? b/in_b
? in_root
hg status . in b/2:
? in_b_2
hg status .. in b/2:
? ../1/in_b_1
? in_b_2
? ../in_b
adding .hgignore
adding deleted
adding modified
adding removed
hg status:
A added
R removed
! deleted
? unknown
hg status modified added removed deleted unknown never-existed ignored:
never-existed: No such file or directory
A added
R removed
! deleted
? ignored
? unknown