Started on AttributesParser
Finished Attributes parser
Implemented attributes in Payload section
Implemented attributes in Action section
Implemented attributes in Resource section
Finished DataStructures Parser
Fix a bug when type sections present in named types
First pass WIP
Finished first pass named types table gathering
Transfer the AST changes to attributes branch
Minor review fixes
Resolve PR comments
Ignore if we encounter duplicate named type
Merge pull request #263 from apiaryio/pksunkara/attributes

MSON integration in API Blueprint