[MAGENTO] Add custom breadcrumbs from XML

local.xml

<reference name="breadcrumbs">
	<action method="addCrumb">
		<crumbName>Home</crumbName>
		<crumbInfo>
			<label>Home</label>
			<title>Home</title>
			<link>/home</link>
		</crumbInfo>
	</action>
	<action method="addCrumb">
		<crumbName>Sample Form</crumbName>
		<crumbInfo>
			<label>Sample Form</label>
			<title>Sample Form</title>
			<link>/forms/sample/</link>
		</crumbInfo>
	</action>
</reference>