Added server.handler(name, method) support and tests.  Validation still incomplete.
Implemented validation and register native handler types.
Allow schema to be defined for handlers, and allow plugins to register via server pack.
Merge branch 'master' of https://github.com/spumko/hapi into handler

Conflicts:
	test/server.js
Add done() to test.
Split handlers and schema apart for faster verification.
Merge branch 'master' of https://github.com/spumko/hapi into handler
Handlers now managed at the pack level.
Merge branch 'master' of https://github.com/spumko/hapi into handler
Moved handler object validation to Handler.configure() and added documentation.
Clean up
Updated docs. Disallow handler overrides.
Updated docs
Remove schema argument and update docs.
Move validation into route generators.
Merge pull request #1521 from cjihrig/handler

Allow plugins to register handler types