Use strict in stubs.
Merge pull request #331 from wbyoung/strict

Use strict in stubs.
Added integration with coveralls code coverage
Added coveralls code coverage badge
Merge pull request #333 from chesleybrown/code-coverage-tgriesser

Adds coveralls code badge
SVG image for code coverage seems to be broken
Bump allowed timeout before the suite fails
Make the client object an EventEmitter, #336

Proxy any events to the "knex" instance from the
client object.
Working toward getting proper events for a logging solution.