Add pre-commit hook script that can reject known SHA-1 collisions
Add pre-commit hook script that can reject known SHA-1 collisions

* tools/hook-scripts/reject-known-sha1-collisions.sh:
  Script tested on Linux, OpenBSD


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1784336 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion