[Kst-plot/kst] 606588: Fix build with Qt 5.15

[netterfield]

  Branch: refs/heads/master
  Home:   https://github.com/Kst-plot/kst
  Commit: 606588cec761d32e946bce9ebb9958fb5dd5f7f0
      https://github.com/Kst-plot/kst/commit/606588cec761d32e946bce9ebb9958fb5dd5f7f0
  Author: Jérôme Borme <jerome.borme at laposte.net>
  Date:   2021-09-07 (Tue, 07 Sep 2021)

  Changed paths:
    M src/widgets/gradienteditor.h

  Log Message:
  -----------
  Fix build with Qt 5.15

Signed-off-by: Andreas Sturmlechner <asturm at gentoo.org>


  Commit: 9997b179a7868fb3d3c1343878c01578f9e49198
      https://github.com/Kst-plot/kst/commit/9997b179a7868fb3d3c1343878c01578f9e49198
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2021-11-22 (Mon, 22 Nov 2021)

  Changed paths:
    M src/libkstmath/colorsequence.cpp
    M src/libkstmath/colorsequence.h

  Log Message:
  -----------
  Improved default colors for the color sequence.

Only 13 colors, but they are visbly different,
and work on both black and white backgrounds.


  Commit: b8fd834fa7c133641e984e41cd82ee22ba376e9a
      https://github.com/Kst-plot/kst/commit/b8fd834fa7c133641e984e41cd82ee22ba376e9a
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2021-11-24 (Wed, 24 Nov 2021)

  Changed paths:
    M src/libkst/datasource.cpp
    M src/libkst/nextcolor.cpp
    M src/libkst/nextcolor.h
    M src/libkstapp/commandlineparser.cpp
    M src/libkstapp/curvedialog.cpp
    M src/libkstapp/datawizard.cpp
    M src/libkstapp/equationdialog.cpp
    M src/libkstapp/filterfitdialog.cpp
    M src/libkstapp/plotitem.cpp
    M src/libkstapp/plotitem.h
    M src/libkstapp/powerspectrumdialog.cpp
    M src/libkstmath/colorsequence.cpp
    M src/libkstmath/colorsequence.h
    M src/widgets/colorbutton.cpp
    M src/widgets/curveappearance.cpp
    M src/widgets/curveappearance.h

  Log Message:
  -----------
  A rethinking of curve colors.

A new color pallet with more distinguishable colors.
A change of rules for incrementing colors.


  Commit: 230c5a198cba9feaa51541d12795cfa9d2efc092
      https://github.com/Kst-plot/kst/commit/230c5a198cba9feaa51541d12795cfa9d2efc092
  Author: Barth Netterfield <netterfield at astro.utoronto.ca>
  Date:   2021-11-24 (Wed, 24 Nov 2021)

  Changed paths:
    M src/libkstapp/mainwindow.cpp
    M src/libkstapp/themedialog.cpp
    M src/libkstapp/themedialog.ui
    M src/libkstmath/colorsequence.cpp
    M src/libkstmath/colorsequence.h

  Log Message:
  -----------
  Some work with the theme dialog

Some bug fixes.
Also, set the default curve color.


Compare: https://github.com/Kst-plot/kst/compare/d9ff9fef6186...230c5a198cba