piwik/piwik — pull request #20 by danielegobbetti (2013-02-01 15:41:55+00:00)
Title: add conditional checks for overlay plugin

This solves:
http://forum.piwik.org/read.php?2,100257

Two conditional checks were added in order to remove
"piwik.php" at the end of the called script only if present.