Update and add class test pages, minor updates for CoreLibs

Some code clean up in smarty class (check if $cms object is actually
set)
Logger/Support Debug clean up for some minor logic with debug prefixes
DB IO update debug prefix for log line so we can have a HTML formatted
prefix for echo output

www/includes/admin_footer.php

@@ -10,5 +10,6 @@
 // print debug messages
 echo $login->log->printErrorMsg();
 echo $cms->log->printErrorMsg();
+$cms->log->debug('DEBUGEND', '==================================== [END]');
 
 // __END__