STLplus C++ library collection SVN stlplus3

Fixed minor bug - used no-array delete for deleting an array

Up to date with compiler support and recent tests

Updated instructions for Visual Studio

Minor tidying of messages

Updated documents to match code

Added tests for the move and ownership methods

Added a set of tests for whether an iterator is owned by a graph
without throwing. Added the move operation that allows a graph to be
merged with another.

Cleaned up the interface and added more comments. Added a test to see
if an iterator is owned by a data structure without throwing

minor edits to comments

fixed bug in Makefile using out of date platform name. Made errors loader.