[Kst] [Kst-plot/kst] 749b95: Clean/normalize absolute file paths.

[Barth Netterfield]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: 749b957d0f4da8f3f94a2cbf8a2d0464295526c6
      https://github.com/Kst-plot/kst/commit/749b957d0f4da8f3f94a2cbf8a2d0464295526c6
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2016-06-15 (Wed, 15 Jun 2016)

  Changed paths:
    M src/libkst/dataprimitive.cpp
    M src/libkst/datasource.cpp
    M src/libkst/datasource.h
    M src/libkstapp/mainwindow.cpp
    M src/libkstapp/vectordialog.cpp
    M src/widgets/datasourceselector.cpp

  Log Message:
  -----------
  Clean/normalize absolute file paths.

/home/yyz/programs/../../../data/etc/file.lnk is never what you want
when you save a file.