Merge pull request #1 from jimmy201602/master

flow pr

Merge pull request js-ojus#97 from js-ojus/js

Start using `dep` for dependency management

Merge pull request js-ojus#95 from js-ojus/v0.7.x

Introduce a flag for document actions to prompt user for reconfirmation

Merge pull request js-ojus#94 from js-ojus/js

Modify group role retrieval to support multiple groups

Merge pull request js-ojus#93 from js-ojus/js

Update document `ctime` when either title or data get updated