--revision-range and --summary options for post-review script

Review Request #168 — Created Oct. 7, 2007 and submitted — Latest diff uploaded

Information

Review Board SVN (deprecated)

Reviewers

This patch adds 2 new options: --revision-range and --summary. Revision range option is implemented only for the SVNClient.
I also set the locale to C so that we get svn diff output suitable for reviewboard.