Deprecate gcl.GetSVNStatus() for gclient.CaptureSVNStatus() and fix some stat...

Deprecate gcl.GetSVNStatus() for gclient.CaptureSVNStatus() and fix some status information that was lost.
This was breaking gclient revert on unversioned files.

TEST=ran "for %a in (tests\*test.py) do python %a" and all tests succeeded.

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=15894

[Jói Sigurðsson, 2009-05-12 20:59:23]

LGTM with nits

http://codereview.chromium.org/115264/diff/1/5
File gclient.py (right):

http://codereview.chromium.org/115264/diff/1/5#newcode618
Line 618: @file can be a string (one file) or a list of files.
@file -> @files

http://codereview.chromium.org/115264/diff/1/5#newcode620
Line 620: Returns an array of (status, file) tupple."""
tupple -> tuples

http://codereview.chromium.org/115264/diff/1/5#newcode622
Line 622: if files is None:
suggest -> if not files:  (to catch empty list as well)

http://codereview.chromium.org/115264/diff/1/5#newcode629
Line 629: status_letter = {
might be more performant to make this a global or a class member rather than
scoped within the function (?)

http://codereview.chromium.org/115264/diff/1/5#newcode645
Line 645: # TODO(maruel): Find the corresponding strings for X, ~
why this TODO, you seem to have those strings above