lot of cleanups and improvements to the theme

.config/awesome/functions.lua

@@ -1,21 +0,0 @@
--- {{{ Helper functions
-function file_exists(name)
-    local f = io.open(name, "r")
-    if f~=nil then io.close(f) return true else return false end
-end
-
-function run_once(cmd)
-    findme = cmd
-    firstspace = cmd:find(" ")
-    if firstspace then
-        findme = cmd:sub(0, firstspace-1)
-    end
-    awful.util.spawn_with_shell("pgrep -u $USER -x " .. findme .. " > /dev/null || (" .. cmd .. ")")
-end
-
-function tablelength(T)
-    local count = 0
-    for _ in pairs(T) do count = count + 1 end
-    return count
-end
-