minor updates

gramps/plugins/lib/librecurse.py

@@ -448,7 +448,7 @@ class AscendPerson(_StopRecurse, _PersonSeen):
 
         self.__fill(index*2, generation+1, mx_fill-1)
         if mx_fill > 1:  # marriage of parents
-	    self.add_marriage((generation+1, index*2), None, None)
+            self.add_marriage((generation+1, index*2), None, None)
             if not self.can_recurse():
                 self.continue_recursion()
                 return

gramps/plugins/lib/libtreebase.py

@@ -837,6 +837,9 @@ class LineBase(object):
         self.start = [start]
         self.end = []
 
+    def add_from(self, person):
+        self.start.append(person)
+    
     def add_to(self, person):
         """ add destination boxes to draw this line to """
         self.end.append(person)