[Kst] [Kst-plot/kst] eac345: fix initialisation order warning

[Peter Kümmel]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: eac345046381c9bfa44a07456483b24f03e0643f
      https://github.com/Kst-plot/kst/commit/eac345046381c9bfa44a07456483b24f03e0643f
  Author: Peter Kümmel <syntheticpp at gmx.net>
  Date:   2014-01-17 (Fri, 17 Jan 2014)

  Changed paths:
    M src/datasources/ascii/asciisource.cpp

  Log Message:
  -----------
  fix initialisation order warning