[FIX] util/records: do not fail editing views on extra whitespace

XML parser would fail if there are extra context before the document
declaration. Even though it's invalid XML we can still attempt to edit
the views.

closes #50

Signed-off-by: Christophe Simonis (chs) <chs@odoo.com>

Author: aj-fuentes

src/util/records.py

@@ -203,7 +203,7 @@ def edit_view(cr, xmlid=None, view_id=None, skip_if_not_noupdate=True, active=Tr
 
             def parse(arch):
                 arch = arch.encode("utf-8") if isinstance(arch, unicode) else arch
-                return lxml.etree.fromstring(arch.replace(b"
\n", b"\n"))
+                return lxml.etree.fromstring(arch.replace(b"
\n", b"\n").strip())
 
             if jsonb_column: