* Use "lib" in tsconfigs instead of "target".
Only add "dom" to libraries that need it. This is determined by a script, so many libraries that have "dom" maybe should not.
* Update new-package and readme
* Add back "target" where necessary
This was confusing with Handlers, Handler and AlexaHandler.
Handlers is a list of Handler objects. AlexaObject is the like parent
alexa… object… returned from the handler call yada yada