swapping in bluebird, some promise cleanup
more refactoring to wrap entire async methods in promises
continuing to improve the promise method error handling
merging bluebird branch
using Promise.method throughout the library
swapping out underscore for lodash
Promise.method on eager fetch
wip constructor improvements
Merge branch 'master' into constructor
Bookshelf can now be passed knex, a knex config (refactored to get ready for mongodb and potentially other nosql solutions.  Models and collections can have a db property now that dictates what database _builder returns.  All integration tests pass
Removing debugger
Adding convenience methods for SqlModel, SqlCollection, SqlRelation
bumping knex dep, updating Relations test output
updating docs for 0.6.0
release 0.6.0
minor docs update
more minor documentation tweaks
doc tweaks for linking faq's
logging stderr properly for promise unhandledRejections
fixing tests when running mocha from cli