Fail gracefully when Coveralls fails

Author: Lucas Wojciechowski

ci.sh

@@ -37,7 +37,7 @@ done
 
 # send coverage report to coveralls
 nyc report --reporter=lcov
-node ./node_modules/coveralls/bin/coveralls.js < ./coverage/lcov.info
+(node ./node_modules/coveralls/bin/coveralls.js < ./coverage/lcov.info) || true
 
 # return original error code
 if [[ ${EXIT_CODE} != 0 ]]; then