added node configuration; changed 'safe' to 'protected' attribute metadata (might be changed in the future to some multi-value option)
changed license to MIT
Fixed copy&paste error Cubes -> Brewery
added create_model(typename)
explicitly name resource argument in CSV src/target nodes (required)
changed Stream.update() to take nodes and connections separately (broken backward compatibility)
added stream runner command to brewery
fixed urllib2
added graph command to brewery runner
updated news summary
emphasize framework focus: understandability
added concrete_storage_size attribute; Stream.update() now takes nodes and connections as two separate arguments
preliminary cleanup of SQL streams
added explicit specification of fields and concrete type map to SQL streams
added generator function source node
fixed output of zero numeric value in CSV
field_name() removed, use str()
removed storage size; added to_dict
moved field conversion to to_field(), reflected changes
added missing test file