Fix docs and template.js

show/hide added

Added static id, template in hyperapp and fixed slot scope with root …

…scope

add bind operator

superfine and template engine allow pass an optional template element

text attribute set the full text, with remove null values, greatly si…

…mplify index.js function (it also compile the node tag), greatly simplify all wrappers

Fix url

Added preact and mithril.js

First release