Merge branch 'release/0.5.1' into develop
Merge branch 'hotfix/0.5.2' into develop
- Add jobs limit options into flush_queue command
 - default jobs limit is 300
- correct a test docstring
- update the project version and change log
Merge pull request #5 from jiitoey/develop

Add jobs limit options into flush_queue command
Bumped version number
Merge branch 'release/0.5.3'