Add migrate nav item to pages and update migrate document

client/homebrew/navbar/migrate.navitem.jsx

@@ -0,0 +1,13 @@
+const React = require('react');
+const Nav = require('naturalcrit/nav/nav.jsx');
+
+module.exports = function(props){
+	return <Nav.item
+		className='migrate'
+		newTab={false}
+		href='/migrate'
+		color='blue'
+		icon='fas fa-route'>
+		migrate
+	</Nav.item>;
+};

client/homebrew/navbar/navbar.less

@@ -1,5 +1,5 @@
 @navbarHeight : 28px;
-@keyframes coloring {
+@keyframes pinkColoring {
 	//from {color: white;}
 	//to {color: red;}
 	0%   {color: pink;}
@@ -62,11 +62,14 @@
 		}
 		i{
 			.animate(color);
-			animation-name: coloring;
+			animation-name: pinkColoring;
 			animation-duration: 2s;
 			color: pink;
 		}
 	}
+	.migrate.navItem{
+		border-right : 1px solid #666;
+	}
 	.recent.navItem{
 		position : relative;
 		.dropdown{