New test suite option (-T)
When -T is specified, the test suite will call svn info and dump the output on screen (this used to be the default behavior)
When -T is not specified, this step won't be performed (the new default)



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@179342 91177308-0d34-0410-b5e6-96231b3b80d8