A simple Boggle solver

Run it to generate and solve a board, or supply the letters of a board to solve.

$ ./boggle.py
$ ./boggle.py <letters>
$ ./boggle.py --min 4 <letters>

For example:

$ ./boggle.py oviiahadnilesubo

o  v  i  i
a  h  a  d
n  i  l  e
s  u  b  o

Found 163 words
5  aeolian
1  aha
1  aid
1  aide
...
3  vialed
1  vide
2  video