fix(package): update ci-info to version 2.0.0 (#307)

Author: greenkeeper[bot]

package.json

@@ -11,7 +11,7 @@
     "bufferstreams": "^2.0.1",
     "chalk": "^2.4.1",
     "checkstyle-formatter": "^1.1.0",
-    "ci-info": "^1.4.0",
+    "ci-info": "^2.0.0",
     "cli-truncate": "^1.1.0",
     "emphasize": "^2.0.0",
     "fancy-log": "^1.3.2",