Renamed java implementation directory to 'java'
Moved benchmarking tools to test.
Changed file-load-error reporting.
Removed various warnings.
Fixed synch issue in enhance mode.  Closes  #39.
Cipwarn as a checkbox in demo app.
Added clipwarn toggle to extended app.
Fixed vertical rollup.
Fixed some multi-thread error reporting issues.

Closes #38.  Issues originated with renderer threadpool not reporting
render errors.