Merge remote-tracking branch 'origin/feature/8233_icat_update_external_dl_url'
Merge remote-tracking branch 'origin/feature/7981_deb_ipython_deps'
Update major/minor version number to 3.0

Refs #8350
Refs #8345 Flipped list of indicies used to plot.
Merge branch 'bugfix/8345_quasi_plot_labels' into develop