back to failing on appveyor if tests fail - refs #629
back to failing on appveyor if tests fail - refs #629

mapnik/node-mapnik,CartoDB/node-mapnik,CartoDB/node-mapnik,langateam/node-mapnik,langateam/node-mapnik,CartoDB/node-mapnik,tomhughes/node-mapnik,CartoDB/node-mapnik,mapnik/node-mapnik,CartoDB/node-mapnik,tomhughes/node-mapnik,mapnik/node-mapnik,langateam/node-mapnik,tomhughes/node-mapnik,mapnik/node-mapnik,langateam/node-mapnik,tomhughes/node-mapnik,langateam/node-mapnik,tomhughes/node-mapnik,mapnik/node-mapnik