Merge branch 'release/0.4.0'
Merge branch 'release/0.4.1'
apply change of directory structure
Use subprocess to surpress LOG messages
Use jenerator instead of mpidl
Raise error when OSError occurred
Merge pull request #9 from unnonouno/feature/use-jenerator

Feature/use jenerator: fix #8
Merge branch 'develop'
Update README.rst