c3lf-system-3

Search syntax

`is:open`	Open
`is:closed`	Closed
`is:all`	All
`author:<username>`	Filter by the author
`assignee:<username>`	Filter by assigned user
`review:<username>`	Filter by user who reviewed
`mentions:<username>`	Filter by mentioned user
`sort:<by>:[asc\|desc]`	Sort by: created/comments/updated/deadline
`modified:[>\|<]<date>`	Filter by last modified date