Implement DiscreteSampler, adaptation of
http://www.jstatsoft.org/v11/i03/paper
Method I: Condensed table lookup
Implement LangSelector, which picks a language from existing
sub-directories based on weightings from tiobe and my own prioritization
rm -f
Remove unused import "math"
Rename DiscreteSampler to DiscreteSamplerCondensedTableLookup