feat: add more protocols + touch support:

* add touch support (experimental)
* add support for wlr_cursor_shape_v1
* add support for wlr_relative_pointer_manager_v1

meson.build

@@ -33,6 +33,9 @@ wayland_targets=[]
 
 wl_protocols = [
     wl_protocol_dir / 'stable/xdg-shell/xdg-shell',
+    wl_protocol_dir / 'staging/cursor-shape/cursor-shape-v1',
+    # we don't really support tablet v2, it is here because of curosr-shape-v1 depends on it
+    wl_protocol_dir / 'stable/tablet/tablet-v2',
     'protocol/wlr-layer-shell-unstable-v1',
     'protocol/wlr-output-power-management-unstable-v1',
 ]
@@ -63,6 +66,7 @@ src = [
     'layer.c',
     'session.c',
     'idle.c',
+    'touch.c',
     wayland_targets
 ]