disable travis integration tests for the moment

Author: jaredly

.travis.yml

@@ -1,11 +1,8 @@
 sudo: false
 install:
   - npm install
-  - (cd backend/integration && npm install && make install)
-  - npm install -g browserify tape-run
 language: node_js
 node_js:
   - "iojs"
 script:
   - npm test
-  - (cd backend/integration && make test)