Revision dd39226714d77f00e27f9a4c42ce73d554b52403

Committed on 17/04/2013 4:25 am by Bertrand Dunogier <bd@ez.no> [GitHub Diff]

Fixed an error in imagemagick watermark function

The 3rd parameter passed to composite doesn't make sense as of today, and leads to
a failure about no color delegate being installed

This failure is made apparent by the unit tests, and are fixed by this change