Added fusuma (touchpad swipe config).

fusuma/config.yml

+swipe:
+  3:
+    up:
+      command: xdotool key alt+w
+      interval: 0.4
+    down:
+      command: xdotool key alt+s
+      interval: 0.4
+  4:
+    up:
+      command: exec i3 layout toggle tabbed stacked
+    down:
+      command: exec i3 layout splitv, layout fill_order default
+
+#pinch:
+#  in:
+#    command: exec i3 layout toggle tabbed stacked
+#  out:
+#    command: exec i3 layout toggle tabbed stacked
+
+threshold:
+  swipe: 0.4
+  pinch: 0.4
+
+interval:
+  swipe: 0.8
+  pinch: 0.8
+
+plugin: 
+  inputs:
+    libinput_command_input:
+      enable-tap: true
+      verbose: true