modules/templates/build.js
function insert (builder, node) {
	finishPending (builder);

	appendNode (builder, spec.insertNode (node [1]));
}
function insert (builder, node) {
	finishPending (builder);

	appendNode (builder, spec.insertNode (node [1]));
}
function insert ( builder , node ) { finishPending ( builder ) ; appendNode ( builder , spec . insertNode ( node [ 1 ] ) ) ; }
process 'insert' spec node
append 'insert' template node
@param builder template builder
@param node the spec node
should contain 1 item:
the key of the 'insert' template node
process insert spec node append insert template node