Moved some namespaces to reorganize some parts of code
Created a field storage api and default implementation
Added InfosetPart that's always welded as mechanism to reach versioned and non-versioned ad-hoc data
--HG--
branch : dev
Exposing user interface for Title and Slug
Calculating Path based on Slug (and container's Path, if present)
Migrating some of the slugify action and jquery support to Core.Routable module
Making a driver for CommonAspect, adding rough placeholder textbox to input container id
--HG--
branch : dev
Contents/Item/Display/{Id} to show published
Contents/Item/Preview/{Id} to show latest (draft or published)
Contents/Item/Preview/{Id}?Version= to particular numbered version
{*Path} in Routable/ItemController.Display to show published where {Path}=RoutableRecord.Path
--HG--
branch : dev
