Change. Use only require to load function.

Fix. Remove multiple definition of same function.

resources/install/scripts/monitor.lua

@@ -31,16 +31,11 @@
 	local file = assert(io.open(tmp_file, "w"));
 	file:write("remove this file to stop the script");
 
---add the trim function
-	function trim(s)
-		return s:gsub("^%s+", ""):gsub("%s+$", "")
-	end
+--define the trim function
+	require "resources.functions.trim"
 
 --check if a file exists
-	function file_exists(name)
-		local f=io.open(name,"r")
-		if f~=nil then io.close(f) return true else return false end
-	end
+	require "resources.functions.file_exists"
 
 --create the api object
 	api = freeswitch.API();