Compiler: GNU GCC 4.8.4
Compiled on: Jun 10 2016
Qt Version: 5.2.1
Boost Version: 1.54.0
OS: Ubuntu 14.04
Reproducing the issue:
1. insert a block from the library browser
2. Rotate the block (Tools->Modify.>Rotate)
3. After the rotating copy and paste.
You will find that the pasted element is rotated again.