cyh/coursera_machine_learning_ex: coursera machine learning exercise solution @ 428f69c72f50d6e97f2782e367e91b93489415c2

CHEN Yihui 428f69c72f first commit		%!s(int64=5) %!d(string=hai) anos
..
jsonlab	428f69c72f first commit	%!s(int64=5) %!d(string=hai) anos
makeValidFieldName.m	428f69c72f first commit	%!s(int64=5) %!d(string=hai) anos
submitWithConfiguration.m	428f69c72f first commit	%!s(int64=5) %!d(string=hai) anos