Improves json schema test suite extraction tool
Improves json schema test suite extraction tool

Improvements:

  * prefix is now automagically set from the test filename
  * filenames are prefixed with zeros so shell commands keep them in numerical order.
  * fixes JQ schema output (removes -r)
  * fixes description file (removes -e from echo)

sfstewman/jvst,katef/jvst,katef/jvst,sfstewman/jvst