[Kst-plot/kst] a81dca: Remove debug output.

[Barth Netterfield]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: a81dcad18448b73987c23c77468bffa335b548c0
      https://github.com/Kst-plot/kst/commit/a81dcad18448b73987c23c77468bffa335b548c0
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2016-12-12 (Mon, 12 Dec 2016)

  Changed paths:
    M src/libkstmath/labelparser.cpp

  Log Message:
  -----------
  Remove debug output.