relax SVN archive

Upodated the copyright statement.

Fixes for the test_copy_pull() and test_copy_push() unit tests.

Bug fix for the copy() function, the structure is appended if the index is None.

Modified the generic_fns.align_tensor.copy() function to use the new data structure.

Updated the get_tensor_index() and get_tensor_object() functions to allow for a different data pipe.

Fix for the unit test of the copying of an alignment tensor (pulling the data from another pipe).

Fix for the unit test of the copying of an alignment tensor (pushing the data from another pipe).

Removed all references to SpecificData and replaced it with AlignTensorList.

Updated the generic_fns.align_tensor.delete() function for the new data structure.

Created the new function get_tensor_object() for obtaining the desired AlignTensorData instance.