creation of geometry index dev branch
Names changed query to spatial_query, nearest to nearest_query, query_filtered to adaptors::spatial_queried, nearest_filtered to adaptors::nearest_queried.
remove() don't return if there is no root, assertion check is done in raw_remove().
Docs updated.
Translator copy ctor exception handled.
Exception-safety docs moddified.
Improved exception safety of the r-tree.
Requirement 'nonthrowing copy constructor of the BoundingObject/CoordinateType' changed to 'exception-safe copy constructor of the BoundingObject/CoordinateType'.
From now the r-tree do not use erase() method of the elements containers. It uses copy_from_back() and pop_back() instead.
erase() removed from pushable_array.
Added various memory leaks fixes taking throwing by Element's copy constructor into account.
Tests added.
Docs modified.
docs fixed
Added rtree::swap() method.
Added requirement 'Nonthrowing copy constructor of the Translator'.
Pointers and Iterators types removed from the default Translator.
Modified glut_vis additional test and added generated rtree images.
Rtree docs and sample modified.

Rtree introduction expanded.
Quickstart improved.
Added basic description and images of spatial and knn queries
Small change in docs.
Small change in docs.
Docs modified - queries.
Docs modified. Creation expanded. Quickstart fixed.
Small error in docs fixed.
Added constructor, insert() and remove() taking a Range.
Added construction, insertion and removal tests for all versions of methods and functions.
Docs updated.
Implemented default translator for boost::tuple.
Added tests and docs.
Each R*tree test divided into 2 files to decrease its size.
Added info about the Allocator in the docs.
Inserter included in the rtree.hpp
Added docs regarding inserter and creation of the rtree from the query results.
Added info about comparision of tuples in default translator.