Move the document trait into a separate crate (#3035)

* add a default head method through eval
* remove the old document trait
* implement document for each platform
* pull out document into a dedicated crate to cut down on shared dependencies
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Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

packages/document/src/js/hash.txt

@@ -0,0 +1 @@
+[206827801705263822, 8375185156499858125]

packages/document/src/js/head.js

@@ -0,0 +1 @@
+var createElementInHead=function(tag,attributes,children){const element=document.createElement(tag);for(let[key,value]of attributes)element.setAttribute(key,value);if(children)element.appendChild(document.createTextNode(children));document.head.appendChild(element)};window.createElementInHead=createElementInHead;