[PATCH 02/20] u_boot_pylib: Provide directories to gitutil functions

[Simon Glass]

For testing it is useful to be able to set the current directory used
for git operations, as well as the git-repo directory. Update some of
the functions to support this.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 tools/u_boot_pylib/command.py |  5 ++--
 tools/u_boot_pylib/gitutil.py | 49 +++++++++++++++++++++++++----------
 2 files changed, 38 insertions(+), 16 deletions(-)

Applied to sjg/master, thanks!