Change intersphinx_mapping to HTTPS in docs/conf.py
@@ -67,14 +67,14 @@ plot_html_show_source_link = False
intersphinx_mapping.pop('h5py', None)
intersphinx_mapping['matplotlib'] = ('https://matplotlib.org/', None)
intersphinx_mapping['astropy'] = ('http://docs.astropy.org/en/latest/', None)
-intersphinx_mapping['regions'] = ('http://astropy-regions.readthedocs.io/en/latest/', None)
-intersphinx_mapping['reproject'] = ('http://reproject.readthedocs.io/en/latest/', None)
-intersphinx_mapping['uncertainties'] = ('http://pythonhosted.org/uncertainties/', None)
-intersphinx_mapping['skimage'] = ('http://scikit-image.org/docs/stable/', None)
-intersphinx_mapping['photutils'] = ('http://photutils.readthedocs.io/en/latest/', None)
-intersphinx_mapping['naima'] = ('http://naima.readthedocs.io/en/latest/', None)
-intersphinx_mapping['gadf'] = ('http://gamma-astro-data-formats.readthedocs.io/en/latest/', None)
-intersphinx_mapping['iminuit'] = ('http://iminuit.readthedocs.io/en/latest/', None)
+intersphinx_mapping['regions'] = ('https://astropy-regions.readthedocs.io/en/latest/', None)
+intersphinx_mapping['reproject'] = ('https://reproject.readthedocs.io/en/latest/', None)
+intersphinx_mapping['uncertainties'] = ('https://pythonhosted.org/uncertainties/', None)
+intersphinx_mapping['skimage'] = ('https://scikit-image.org/docs/stable/', None)
+intersphinx_mapping['photutils'] = ('https://photutils.readthedocs.io/en/latest/', None)
+intersphinx_mapping['naima'] = ('https://naima.readthedocs.io/en/latest/', None)
+intersphinx_mapping['gadf'] = ('https://gamma-astro-data-formats.readthedocs.io/en/latest/', None)
+intersphinx_mapping['iminuit'] = ('https://iminuit.readthedocs.io/en/latest/', None)
# List of patterns, relative to source directory, that match files and
