some file format correction
edit the saving file name of function apply_ica
Merge branch 'file_standardize' of https://github.com/dongqunxi/jumeg into file_standardize
Cosmits and doc update.
Implement new filter_ws API changes.
Merge pull request #21 from jdammers/file_standardize

File standardize. Cosmits. New filter API changes. Tested with jumeg_tests.