Add documentation for smart_no_gaps extension
Include the new option to the hide_edge_borders setting (smart_no_gaps) in
the readme.
@@ -95,6 +95,11 @@ smart_borders no_gaps
This extends i3's `hide_edge_borders` with a new option. When set, edge-specific borders of a container will be hidden if it's the only container on the workspace and the gaps to the screen edge is `0`.
+```
+# Hide edge borders only if there is one window with no gaps
+hide_edge_borders smart_no_gaps
+```
+
## i3bar
### Bar Height
