locationtech/geomesa — pull request #238 by jdk2pq (2014-08-18 22:03:50+00:00)
Title: GEOMESA-302 Export overwrites files without prompting

Exported files are now guaranteed to have a unique filename through using File.createTempFile,
which appends a unique id to each file name. The current DateTime is also appended
to make it easier to identify exported files.