Changed method of setting email message

Warning: extract() expects parameter 1 to be array, null given in /var/www/dev.glenn.iamgr8ful.com/Lightning/Tools/Template.php on line 90 --- warning shown when 'vars' is null

private vars default into array

Conflicts:
	Tools/Template.php
Merge branch 'master' of github.com:glennq14/lightning