initial doxygen commenting of the CryptoNight proof-of-work code
More documentation
fix typo
another typo fix
Merge pull request #170

46f26ff another typo fix (David G. Andersen)
ac6bc48 fix typo (David G. Andersen)
d744dd1 More documentation (David G. Andersen)
4d493f6 initial doxygen commenting of the CryptoNight proof-of-work code (David G. Andersen)