[Kst] [Kst-plot/kst] aed7a9: Supress qt warning messages in release build.

[Barth Netterfield]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: aed7a9c87fc65e8122443a00bf38c134f35138f9
      https://github.com/Kst-plot/kst/commit/aed7a9c87fc65e8122443a00bf38c134f35138f9
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2016-06-06 (Mon, 06 Jun 2016)

  Changed paths:
    M CMakeLists.txt
    M src/kst/main.cpp

  Log Message:
  -----------
  Supress qt warning messages in release build.