v0.2.1

• exports new components (0f07cc5)
• cleans up SectionTitle code (02fc340)
• creates new SectionTitle component (5bf422f)
• renames Topic to TopicTitle (dedfbab)
• globalizes Meta component (a574ad4)
• updates d3plus-react to v0.2.2 (a9df563)
• restructures how Topic and Section components are used and styled (688f73a)
• convert error object data to string to enable error messages to be relayed to client (#2) (27f674f)
• adds d3plus-react dependency and test viz (5733d8b)
• updates testing app (1aa3a6a)
• adds data context to Section (b21ed17)
• adds Profile component with data context (63b9507)
• preRenderMiddleware now supports analyzing child elements (8841e50)