Add new window switcher on super+tab and smaller fixes

awesome/src/tools/helpers/cpu_freq.lua

@@ -0,0 +1,26 @@
+local awful = require("awful")
+local watch = awful.widget.watch
+
+watch(
+  [[ bash -c "cat /proc/cpuinfo | grep "MHz" | awk '{print int($4)}'" ]],
+  3,
+  function(_, stdout)
+    local cpu_freq = {}
+
+    for value in stdout:gmatch("%d+") do
+      table.insert(cpu_freq, value)
+    end
+
+    local average = 0
+
+    if User_config.clock_mode == "average" then
+      for i = 1, #cpu_freq do
+        average = average + cpu_freq[i]
+      end
+      average = math.floor(average / #cpu_freq)
+      awesome.emit_signal("update::cpu_freq_average", average)
+    elseif User_config.clock_mode then
+      awesome.emit_signal("update::cpu_freq_core", cpu_freq[User_config.clock_mode])
+    end
+  end
+)