Add npm-debug.log to gitignore

kassens · kassens · commit ccc055bda5fd · 2015-10-06T14:12:49.000-07:00
This file is generated when `npm` has an error such as `npm run lint` failing.
diff --git a/.gitignore b/.gitignore
@@ -16,3 +16,4 @@
 /backend/integration/v0.14/node_modules
 /backend/integration/build
 /shells/firefox/*.xpi
+npm-debug.log
