Fix docstring and add more tests
Add check to make sure input/output layer units are specified.
Fix typo and indent in docstring
Merge pull request #38 from ImpGuard/builder

lgtm
added training utility on neural network suites
changed fn_list to metric_list, combiner_list
incomplete trainer
Changed Metric/Combiner to functions.
Builder: add type conversion to ensure learning rate is float
Builder: fix the bug in last commit, now learning rate in suites is always float
Builder: add type conversion to ensure number of iterations is integer
metric functions now take neural network & training result
added a basic test
added more test cases
Merge branch 'suite-trainer' of https://github.com/ImpGuard/pymind into suite-trainer
Merge branch 'adapter' of https://github.com/ImpGuard/pymind into adapter
adapter save test removes .mat file after test