[Kst] [Kst-plot/kst] 7b2b23: Connect the signal only when the _mainWindow insta...

[Nicolas Brisset]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: 7b2b23a068c6f2c663d3e659e6e5f0c991b306ee
      https://github.com/Kst-plot/kst/commit/7b2b23a068c6f2c663d3e659e6e5f0c991b306ee
  Author: Nicolas Brisset <nicolas.brisset at free.fr>
  Date:   2014-03-17 (Mon, 17 Mar 2014)

  Changed paths:
    M src/libkstapp/application.cpp

  Log Message:
  -----------
  Connect the signal only when the _mainWindow instance exists