Tweak arg order flag for jobs
Simplify and focus local-example

1. We now check for JAVA_HOME so require it in local-example
2. Don't bother with TCROOT because we can detect it
Bump version to 0.2
Try to improve wording of JAVA_HOME warning
bin/devel: nimrodel developer script
undocumented nimrodel file cmd
Distinguish between developer/zip based installation