Add rake task to update existing sections
Add rake task to update existing sections

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