Added some to the wc tester
Tweaked a comment.
calc updates; print error frequencies by case in report.clj
version bump
Merge branch 'master' into wc-from-domains
Cleaned up for merge to master.
Deleted wc_tester for merge to master
Changed simplification to remove paren pairs instead of flattening.
Changed ultra-pads-with-empties back to false.
Replaced :use-bushy-code with :generate-bushy-random-code and :ultra-mutates-to-parentheses-frequently (both false by default).
Added pushgp argument :print-error-frequencies-by-case, which defaults to false.
Added commented-out jvm-opts in project.clj to automatically take 80% of RAM and use G1 GC.
Merge branch 'master' into simplification-experiments

Conflicts:
	src/clojush/examples/wc.clj