FokkeZB/tickets — pull request #8 by manumaticx (2014-10-20 08:56:26+00:00)
Title: skip undefined fixVersions

fixVersions may be not set (undefined), e.g. on TC tickets

```
Looking up 5 issues..

TC-4613 Support Widgets and Require in ListItem Templates
Updated 2014-09-06T06:44:35.000+0000
Status Open

TypeError: Cannot read property 'length' of undefined
at Request._callback (/Users/manu/git/tickets/lib/tickets.js:194:41)
at Request.self.callback (/Users/manu/git/tickets/node_modules/request/request.js:199:22)
at Request.EventEmitter.emit (events.js:98:17)
at Request. (/Users/manu/git/tickets/node_modules/request/request.js:1160:14)
at Request.EventEmitter.emit (events.js:117:20)
at IncomingMessage. (/Users/manu/git/tickets/node_modules/request/request.js:1111:12)
at IncomingMessage.EventEmitter.emit (events.js:117:20)
at _stream_readable.js:920:16
at process._tickCallback (node.js:415:13)
```