- Fix error code generation (xp::nameOf() was the wrong idea,   it returns the fully qualified class name for a short-style one... - Fix check for optional occurrence - Fix two typos in checkerInstanceFor()
- Fix error code generation (xp::nameOf() was the wrong idea,
  it returns the fully qualified class name for a short-style one...
- Fix check for optional occurrence
- Fix two typos in checkerInstanceFor()


git-svn-id: 526f3b90ad6d9b1dfe840af828070ca3d99521ac@3273 d2cacbed-c0f6-0310-851a-9dad52fc623a

johannes85/core