Merge tag 'v1.1.4'

1.1.4
Run tests more similar to how CI runs them
Use istanbul for optional code coverage

Run tests with coverage with 'npm test --coverage', or run 'npm run coverage'
to first run tests with coverage and then generate coverage reports in the
coverage/ directory.
Ignore CI related files
Merge pull request #9 from strongloop/feature/ci-cleanup

* Makes test scripts more compatible with CI by exposing mocha params
* Replaces `./run-coverage` using `blanket` with `npm run coverage` using `istanbul`
* Makes sure extra files aren't packaged up by `npm pack` when run on CI
Exposed the `Oracle` class/constructor

So when requiring `loopback-connector-oracle`, the `Oracle` constructor
will be available. This allows consumers of the library to easily spy on
its properties. Things like application performance monitoring tools.

Also bumped the version to 1.1.5, in package.json.
Merge pull request #10 from strongloop/feature/refactor

Exposed the `Oracle` class/constructor
Merge branch 'release/1.1.5' into production