Add Brakeman ignore file to pass Travis
Add Brakeman ignore file to pass Travis

Ignores certain issues that we think are OK

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