ci: add travis config

Scrum · Scrum · commit 13d213ca23f5 · 2018-12-24T16:20:04.000+03:00
diff --git a/.travis.yaml b/.travis.yaml
@@ -0,0 +1,11 @@
+language: node_js
+node_js:
+  - v9
+  - v8
+  - v7
+  - v6
+  - v5
+  - v4
+
+after_success:
+- './node_modules/.bin/nyc report --reporter=text-lcov | ./node_modules/.bin/coveralls'
