fixed issue with old invalid line in welcome.html
fixed issue with old invalid line in welcome.html

CDLUC3/dmptool,CDLUC3/dmptool,CDLUC3/roadmap,DMPRoadmap/roadmap,CDLUC3/roadmap,DigitalCurationCentre/roadmap,CDLUC3/dmptool,DMPRoadmap/roadmap,DMPRoadmap/roadmap,DigitalCurationCentre/roadmap,CDLUC3/roadmap,CDLUC3/dmptool,DigitalCurationCentre/roadmap,CDLUC3/roadmap