fix model format for Keras 1.0, fix commit fuck up

fix little bug, update readme

fix hashing in gridsearch, add mutex for job fetching

add ability to load data from datasets from s3

read mongo_uri and add ability to provide user-data script for cluster bootstrapper

small bugfix in keras factory

Solvers clean up

1. Fix RandomdSearch. 2. Add ability to use validation data. 3. Refactoring. 4. Add KerasModelFactory and convnet example

update readme with docker instructions

fix readme

Add simple scripts to run server and workers. Also add a sample from a MNIST database.

Add basic dashboard: show list of experiments and details for each experiment

Add earlystopping for Keras model + bugfixes

add gridsearch and randomsearch solvers

1. Save results of the training to Mongo. 2. Rename NNModel to KerasModel + cleanup