- Restore list`s state in addAll() and prependAll() in case one of   the elements is of incorrect type # Verified by addAllDoesNotModifyCollectionOnException() test in  # net.xp_framework.unittest.core.CollectionTest
- Restore list`s state in addAll() and prependAll() in case one of
  the elements is of incorrect type
# Verified by addAllDoesNotModifyCollectionOnException() test in 
# net.xp_framework.unittest.core.CollectionTest

git-svn-id: 526f3b90ad6d9b1dfe840af828070ca3d99521ac@7022 d2cacbed-c0f6-0310-851a-9dad52fc623a

johannes85/core