Add an integration test for ORC Java tools

$ java -jar orc-tools...
ORC Java Tools

usage: java -jar orc-tools-*.jar [--help] [--define X=Y] <command> <args>

Commands:
   version - print the version of this ORC tool
   meta - print the metadata about the ORC file
   data - print the data from the ORC file
   scan - scan the ORC file
   convert - convert CSV and JSON files to ORC
   json-schema - scan JSON files to determine their schema
   key - print information about the keys

To get more help, provide -h to the command