v0.5.2

• 21f4f57 [added] preserveScrollPosition Route/Routes props
• f3b4de8 [added] support for extra props in Links, fixes #170
• 829a9ec [added] <Redirect/> component
• 0a49665 [added] Router.makeHref
• 2100b8c [changed] handlers receive route name
• 154afba [changed] location of public modules