NFLabs/zeppelin — pull request #41 by Leemoonsoo (2014-02-02 14:19:09+00:00)
Title: ZEPPELIN-46 Allow modify Cron expression as well as select from preset.

[ZEPPELIN-46](https://zeppelin-project.atlassian.net/browse/ZEPPELIN-46)

Allow modify cron expression as well as select from preset.