[Kst-plot/kst] 8a16d6: Add hide_window() to pykst.

[Barth Netterfield]

Branch: refs/heads/master
Home: https://github.com/Kst-plot/kst
Commit: 8a16d66a01292acdb38e3ea7c965f13fb22ecbae
https://github.com/Kst-plot/kst/commit/8a16d66a01292acdb38e3ea7c965f13fb22ecbae
Author: Barth Netterfield <***@astro.utoronto.ca>
Date: 2016-08-22 (Mon, 22 Aug 2016)

Changed paths:
M pyKst/demo/dataobjects.py
M pyKst/pykst.py
M src/libkstapp/scriptserver.cpp
M src/libkstapp/scriptserver.h

Log Message:
-----------
Add hide_window() to pykst.

This completely hides the window which greatly speeds up
expensive plotting operations in pykst.