Add readme.md and tools for quickstart
* maven archetype for quickstart
* maven plugin: jooby:run
* the start of readme.md
Remove @Beta annotation
Remove @Body annotation and treat request body as a parameter
Major refactor
* Move Body to his own file
* Split BodyConverter into Body.Parser and Body.Formatter
* Move route handlers inside Route: Route.Handler and Route.Filter
* Rename Variant to Mutant
* Rename Viewable to View
* Move TemplateProcessor inside View and rename
* TemplateProcessor is now View.Engine
* Template is now Viewable
* Add name to View and Viewable
* Add a few more unit tests
Simplify archetype dependencies, add jooby as managed deps some small/minor changes
Repackage Jdbc and Hbm modules
Repackage Hbs and add cache for prod envs
Repackage Jackson, some utility methods and some defaults for Java8
Prepare for first maven release