Only lint git files
Only lint git files

Means we don't get spurious warnings from generated Javascript files.

kinvolk/scope,weaveworks/scope,kinvolk/scope,alban/scope,paulbellamy/scope,paulbellamy/scope,kinvolk/scope,weaveworks/scope,alban/scope,paulbellamy/scope,alban/scope,weaveworks/scope,paulbellamy/scope,alban/scope,kinvolk/scope,kinvolk/scope,alban/scope,weaveworks/scope,weaveworks/scope,kinvolk/scope,alban/scope,weaveworks/scope,paulbellamy/scope,paulbellamy/scope