drd/tests/std_thread2: Add

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14014 a5019735-40e9-0310-863c-91ae7b9d1cf9
drd: Ignore ordering introduced by a mutex used in the thread creation wrapper

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14015 a5019735-40e9-0310-863c-91ae7b9d1cf9
drd/tests: Update Subversion ignore list

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14016 a5019735-40e9-0310-863c-91ae7b9d1cf9