Fix autotest of backups
Fix autotest with mysql-test-run


ndb/test/run-test/atrt-testBackup:
  Rename: ndb/test/ndbapi/atrt-testBackup -> ndb/test/run-test/atrt-testBackup
ndb/test/run-test/Makefile.am:
  Install atrt wrappers
ndb/test/run-test/atrt-mysql-test-run:
  Take args from caller
ndb/test/run-test/daily-devel-tests.txt:
  Use wrapper to test backup
ndb/test/run-test/main.cpp:
  Add MYSQL_BASE_DIR to environment of test programs