lxml's HTML parser adds html/body tags, remove them if present...

This causes issues w/ the atom blog as it puts html tags in the middle of an html document where they shouldn't be..
há 3 anos · 7f631b112e
--- a/encthenet_plugins.py
+++ b/encthenet_plugins.py
@@ -21,7 +21,24 @@ def rellinktoabs(context, value):
 		# prefix them w/ the content_url
 		i.attrib['href'] = content_url + i.attrib['href']

 	return etree.tostring(html, encoding='unicode', method='html')
 	res = etree.tostring(html, encoding='unicode', method='html')

 	# lxml.HTML wraps the html w/ html/body tags, strip them
 	# if present

 	startstr = '<html><body>'
 	endstr = '</body></html>'

 	startpos = 0
 	endpos = None
 	if res.startswith(startstr):
 		startpos = len(startstr)
 	if res.endswith(endstr):
 		endpos = -len(endstr)

 	res = res[startpos:endpos]

 	return res

 # mostly copied from hyde.ext.templates.jinja.py Markdown
 # and using docs from: