Summary: Add clean version of fb303 to thrift contrib readying for open sourcing scribe
Reviewed By: dreiss
Test Plan: bootstrap.sh, make, make install on a fresh machine and then try compiling and running scribe open source version.
Revert: OK
TracCamp Project: Thrift
DiffCamp Revision: 10841
git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665634 13f79535-47bb-0310-9956-ffa450edef68
