Add FAQ and improve Warning message when native stream in forked JVM is corrupted

Related to the discussion with contributors in SUREFIRE-1359.

The message Corrupted stdin stream in forked JVM would become more specific Corrupted STDOUT by directly writing to native stream in forked JVM.

Then See the dump file would be extended to See FAQ web page and the dump file.

These messages would appear just once in the console and not per fork as it was in prior versions.