Do not calculate coverage when running tests locally
Do not calculate coverage when running tests locally

Having the coverage calculation code in the test files makes it hard to debug
tests, so it is better to only analyze coverage on Travis, and not locally.

bjornharrtell/ol3,fredj/ol3,gingerik/ol3,planetlabs/ol3,ahocevar/openlayers,ahocevar/ol3,stweil/openlayers,gingerik/ol3,ahocevar/ol3,bjornharrtell/ol3,mzur/ol3,oterral/ol3,mzur/ol3,planetlabs/ol3,openlayers/openlayers,oterral/ol3,tschaub/ol3,stweil/ol3,ahocevar/ol3,geekdenz/ol3,ahocevar/ol3,tschaub/ol3,stweil/ol3,fredj/ol3,geekdenz/openlayers,geekdenz/ol3,planetlabs/ol3,gingerik/ol3,geekdenz/openlayers,stweil/ol3,geekdenz/ol3,bjornharrtell/ol3,ahocevar/openlayers,adube/ol3,adube/ol3,fredj/ol3,tschaub/ol3,planetlabs/ol3,geekdenz/openlayers,adube/ol3,gingerik/ol3,stweil/openlayers,tschaub/ol3,mzur/ol3,stweil/ol3,ahocevar/openlayers,stweil/openlayers,fredj/ol3,openlayers/openlayers,oterral/ol3,geekdenz/ol3,mzur/ol3,openlayers/openlayers