- make codegen runner work again; adjusted generic types to be   more specific about the nested elements
- make codegen runner work again; adjusted generic types to be
  more specific about the nested elements

git-svn-id: 526f3b90ad6d9b1dfe840af828070ca3d99521ac@14905 d2cacbed-c0f6-0310-851a-9dad52fc623a

johannes85/core