completed the example, added the source file, and added docs for
associative_property_map

svn path=/trunk/boost/libs/property_map/; revision=12859
fixes for intel used with older dinkum lib

svn path=/trunk/boost/boost/property_map.hpp; revision=13208
Add missing <cassert> includes.

svn path=/trunk/boost/boost/property_map.hpp; revision=13264
Fixed a bug in const_associative_property_map.

svn path=/trunk/boost/boost/property_map.hpp; revision=14132
Fix unversioned VC++ checks

svn path=/trunk/boost/boost/property_map.hpp; revision=14436
removed default for OffsetMap

svn path=/trunk/boost/libs/property_map/; revision=14483
added second constructor for iterator_property_map

svn path=/trunk/boost/libs/property_map/; revision=14502
Bug fix in const_property_map template (no operator[] for non-const
map).

svn path=/trunk/boost/boost/property_map.hpp; revision=14793
Initial Revision.

svn path=/trunk/boost/libs/property_map/; revision=14795
Added an example of using const_associative_property_map.

svn path=/trunk/boost/libs/property_map/; revision=14797
init commit

svn path=/trunk/boost/libs/property_map/; revision=14977
vc6 workarounds

svn path=/trunk/boost/boost/property_map.hpp; revision=15339
revised introduction as per suggestion by Edward Diener

svn path=/trunk/boost/libs/property_map/; revision=16242