Add touchpad gesture support

Cargo.toml

@@ -24,7 +24,8 @@ xcursor = "0.3.4"
 zbus = { version = "3.14.1" }
 
 [dependencies.smithay]
-git = "https://github.com/Smithay/smithay"
+git = "https://github.com/YaLTeR/smithay.git"
+branch = "pointer-gestures"
 default-features = false
 features = [
     "backend_drm",
@@ -35,6 +36,7 @@ features = [
     "backend_udev",
     "backend_winit",
     "desktop",
+    "libinput_1_19",
     "renderer_gl",
     "renderer_multi",
     "use_system_lib",