[#2299] Teach git-mr how to filter branches on a pattern
Example Usage:
git mr -r --grep=db/ dev
...would only report branches containing the string 'db/'. The pattern can be a full regular expression. E.g.,
git mr -a --grep='2299$' dev
Signed-off-by: Wolf wolf@geek.net
Authored by: Wolf 2011-06-28
Parent(s): [f2a299]
Child(ren): [5faffb]
Wolf
