[Bug] Case close notification displays "#undefined" instead of case number

[DrJohn1]

When closing a case, the notification will show "The case #undefined has been closed" on the notification (bug)

Request Type

Bug

Work Environment

Question	Answer
OS version (server)	Ubuntu 18.04
OS version (client)	Ubuntu 18.04
TheHive version / git hash	4.0.0-1
Package Type	DEB

Problem Description

Closing case notification shows undefined instead of case number:

Steps to Reproduce

1. Close a case.
2. The notification will show #undefined.

Possible Solutions

Changing the variable caze.caseId to caze.number in line 95 of frontend/app/scripts/controllers/case/CaseCloseModalCtrl.js seems to fix the issue.

[To-om]

Fixed by #1515