Adding coverrals badge
Adding coverrals badge

tsdgeos/travel-support-program,openSUSE/travel-support-program,openSUSE/travel-support-program,openSUSE/travel-support-program,karthiksenthil/travel-support-program,karthiksenthil/travel-support-program,tsdgeos/travel-support-program,tsdgeos/travel-support-program