~/.config/awesome: Add shortcut for quodlibet.

.config/awesome/rc.lua

	 awful.key({ }, "XF86AudioMute", function() os.execute("amixer set Master toggle") end),
    awful.key({ }, "XF86AudioLowerVolume", function() os.execute("amixer set Master 5%-") end),
    awful.key({ }, "XF86AudioRaiseVolume", function() os.execute("amixer set Master 5%+") end)
    awful.key({ }, "XF86AudioRaiseVolume", function() os.execute("amixer set Master 5%+") end),
    awful.key({ modkey, "Shift" }, "m", function() os.execute("quodlibet") end)
)
clientkeys = awful.util.table.join(
    { rule = { class = "Chromium" },
      properties = { tag = tags[1][2] } },
    { rule = { class = "Pidgin" },
      properties = { tag = tags[1][3] } },
    { rule = { class = "Empathy" },
      properties = { tag = tags[1][3] } }
}
-- }}}