* add option to recognise binary input numerical codes * do not suggest console-data * change Suggest to Recommend for unicode-data (closes: #683852), both this and above suggested by Tollef Fog Heen * do not throw an exception when run under an undefined locale * on error, exit with nonzero existatus * preliminary python3 support * mention -s and -r in the README (closes: #664277) * other minor tweaks and improvements