"WARNING: Could not parse build timestamp: null" on Elementary OS (Ubuntu 14.04)

Hello, I get an error running the standalone client on Ubuntu 14.04. Have I missed something?

```
./trsst-client-0.2-SNAPSHOT -api
Apr 08, 2016 4:00:10 PM com.trsst.Common getBuildDate
WARNING: Could not parse build timestamp: null
null
```
