Add codeclimate config, coverage reporting

.codeclimate.yml

@@ -0,0 +1,14 @@
+engines:
+  duplication:
+    enabled: true
+    config:
+      languages:
+        - javascript
+  fixme:
+    enabled: true
+ratings:
+  paths:
+    "**.ts"
+exclude_paths:
+  - dist/
+  - test/

.travis.yml

@@ -6,4 +6,7 @@ node_js:
 install:
   - npm install
 script:
-  - npm test
+  - npm test
+after_success:
+  - npm install -g codeclimate-test-reporter
+  - codeclimate-test-reporter < coverage/lcov.info