Add npmignore and travel files.

.npmignore

@@ -0,0 +1,44 @@
+# Logs
+log
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directory
+# https://docs.npmjs.com/misc/faq#should-i-check-my-node-modules-folder-into-git
+node_modules
+
+# OSX
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+.AppleDouble
+.LSOverride
+Icon
+
+# Sources
+src

.travis.yml

@@ -0,0 +1,9 @@
+language: node_js
+
+node_js:
+  - "4.2"
+  - "5.0"
+  - "5.7"
+
+script:
+  - make lint test