Code cleanup I

[ksuderman]

From @ksuderman on April 1, 2016 23:46

There is lots of dead code (code that has been commented out) that needs to be removed.

In addition there are far too many println statements used to print debugging messages. These should be removed and replaced with proper log.debug() or log.trace() methods.

Copied from original issue: oanc/oanc.github.io#6