added dependency for supertest
added script for import and export database data, and added exportdata to gitignore
added integration test example
added test script
made test scripts executeable by travis
added mongodb to travis service
removed failing integration test, build should work now
removed killall from testscript
added failing test to see if build breaks
removed failing test build should work now
Merge pull request #15 from songster-project/feature/integration_testing

Feature/integration testing