Add a note describing the generic tree-conflict testing framework created by julianfoad on the tree-conflicts branch in r30536.
Add a note describing the generic tree-conflict testing framework
created by julianfoad on the tree-conflicts branch in r30536.

* notes/tree-conflicts/testing.txt
  New file.

Approved by: stsp

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion