Add new notification-center module with various widgets, add rubato animations and other fixes and improvements

awesome/src/modules/notification-center/spacingline_widget.lua

@@ -0,0 +1,23 @@
+------------------------------------------------
+-- This is the spacing widget under the clock --
+------------------------------------------------
+
+-- Awesome Libs
+local color = require("src.theme.colors")
+local dpi = require("beautiful").xresources.apply_dpi
+local wibox = require("wibox")
+
+return function()
+
+  return wibox.widget {
+    {
+      forced_height = dpi(2),
+      bg = color["Grey800"],
+      widget = wibox.container.background
+    },
+    left = dpi(80),
+    right = dpi(80),
+    widget = wibox.container.margin
+  }
+
+end