holman/spark — pull request #73 by ncanceill (2014-05-27 09:54:14+00:00)
Title: [Improvement] Use a larger tick if data is constant

This patch simply tests if `min` and `max` are the same. In that case, the tick printed will no longer be the smaller one, as requested in #72.

What do you think? Maybe an option to switch back to the original behavior?