Merge pull request #229 from dascruel/master

Fixed minor issues in logout-popup widget

logout-popup-widget/README.md

@@ -28,11 +28,11 @@ Then
 - to show by a shortcut - define a shortcut in `globalkeys`:
 
     ```lua
-    local logout = require("awesome-wm-widgets.experiments.logout-widget.logout")
+    local logout_popup = require("awesome-wm-widgets.logout-popup-widget.logout-popup")
     ...
     globalkeys = gears.table.join(
     ...
-        awful.key({ modkey }, "l", function() logout.launch() end, {description = "Show logout screen", group = "custom"}),
+        awful.key({ modkey }, "l", function() logout_popup.launch() end, {description = "Show logout screen", group = "custom"}),
     ```
 
 - to show by clicking on a widget in wibar - add widget to the wibar:

logout-popup-widget/logout-popup.lua

@@ -60,6 +60,7 @@ local function create_button(icon_name, action_name, color, onclick, icon_size,
 end
 
 local function launch(args)
+    args = args or {}
 
     local bg_color = args.bg_color or beautiful.bg_normal
     local accent_color = args.accent_color or beautiful.bg_focus