Fixed styling of tables in docs

docs/_static/theme_overrides.css

@@ -0,0 +1,10 @@
+/* override table width restrictions */
+.wy-table-responsive table td, .wy-table-responsive table th {
+    /* !important prevents the common CSS stylesheets from
+       overriding this as on RTD they are loaded after this stylesheet */
+    white-space: normal !important;
+}
+
+.wy-table-responsive {
+    overflow: visible !important;
+}

docs/conf.py

@@ -139,6 +139,11 @@ if not on_rtd:  # only import and set the theme if we're building docs locally
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
+html_context = {
+    'css_files': [
+        '_static/theme_overrides.css',  # overrides for wide tables in RTD theme
+    ],
+}
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.