content-length made me add test case 60, that does exactly this, but it
seems to run fine...

than long and libcurl expects a long...

similar is set properly by us first

or unsuccessful. Used to track down the recent cygwin test suite problems.

very much as it makes it troublesome on certain operating systems.

cygwin installations (using DOS-style files somehow?)

  them the first time
* verify that the server we start really comes up fine and works as
  expected before continue
* count test cases where the server can't be run (for whatever reason)
* prefix lots of messages with RUN: to make it easier to realize which script
  is saying what when running tests verbose
* remove the generic sleep(1) from each test, makes the suite fly! ;-)

I hope these changes will make the tests run somewhat more reliably on more
platforms.