add .gitreview

A .gitreview file is required to use git review.
More information about git review
https://www.mediawiki.org/wiki/Gerrit/git-review

Change-Id: Ie7cdf16232181d4b8093e61f2d8a3faed9010d4f
1 file changed
tree: 6915ad7a613c9242761b8ea4b4f066778c8f9bcb
  1. contrib/
  2. debian/
  3. openbsc/
  4. .gitignore
  5. .gitreview