Package with some html parsing utilities
Added a metod to retrieve attributes
Added a handy method to fetch grids from menneske.no
like for examle http://www.menneske.no/kakuro/30x30/eng/utskrift.html?number=80
Added some benchmarks for comparison with future versions.
Results for the current version:

BenchmarkSolve5x5	  100000	     22604 ns/op
BenchmarkSolve7x9	   20000	     75094 ns/op
BenchmarkSolve9x11	   20000	    103041 ns/op
BenchmarkSolve10x10	   20000	     97163 ns/op
BenchmarkSolve15x15	   10000	    180467 ns/op
BenchmarkSolve29x29	    5000	    712060 ns/op