Added description of the new test case ranges support

  verbose output. Use -d to run the test servers with debug output enabled as

  well.

  Use -s fort shorter output, or pass a string with test numbers to run

  specific tests only (like ./runtests.pl "3 4" to test 3 and 4 only)

  Use -s for shorter output, or pass test numbers to run specific tests only

  (like "./runtests.pl 3 4" to test 3 and 4 only). It also supports test case

  ranges with 'to'. As in "./runtests 3 to 9" which runs the seven tests from

  3 to 9.

Memory:

  The test script will check that all allocated memory is freed properly IF