more backwards compatibility + typo fix

Author: jeff-dh

solid/core/object_base.py

@@ -9,10 +9,16 @@ def __init__(self):
 
     def add(self, c):
         if isinstance(c, list):
-            self.children += c
+            #self.children += c
+            #hmmmm we need this recursion for backward compatibility =(
+            #at least the legacy_splines_example calls add([[...]])
+            for cc in c:
+                self.add(cc)
         else:
             self.children += [c]
 
+        return self
+
     def copy(self):
         return deepcopy(self)
 

solid/extensions/convenience.py

@@ -79,7 +79,7 @@ def mirror(v):
 
 @mirror.register(int)
 @mirror.register(float)
-def _translate(*args):
+def _mirror(*args):
     return builtins.mirror(args)
 
 # =========