sbt/sbt — pull request #1744 by eed3si9n (2014-11-21 01:54:57+00:00)
Title: Fixes #1743. Fixes IndexOutOfBoundsException on Java warning with no position

Enbugged in #1702.
The `d.getPosition`, `d.getStartPosition` uses `-1` as `NOPOS` value, but they weren’t being checked.
Added `checkNoPos`.