[PATCH 0/4 (take 4)] Fetch: branch properties for fetch.

Hi *,

This patch series implements the following branch properties for fetch:

 - default repository to fetch
 - default remotes branches to merge from the default repository

and adds some tests.

It passes all the tests.

Santi

---
 Documentation/config.txt |    7 +++++
 git-fetch.sh             |    9 +++---
 git-parse-remote.sh      |   43 ++++++++++++++++++++++++------
 t/t5510-fetch.sh         |   67 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 113 insertions(+), 13 deletions(-)