Version 1.0:
	first release...

Version 1.1:
	domain c-tor with predefined bin sizes added
	histogram copy c-tor template added

Version 1.2:
	reference operators with range checking separated

Version 1.3:
	histogram bin template added

Version 1.4:
	some bugs in math fixed

Version 1.5:
	domain linear transformations added
	bin math operations improved
	histogram assignment operators added
	histogram math operations reorganized
	subdomain c-tor and histogram crop operation added
	domain::shift replaced by domain::move
	histogram domain linear transformations added
	bugs with bounds in math operations fixed

Version 1.6:
	some bugs in math fixed
	make_bin template function added
	typedefs made g++3 compatible

Version 1.7:
	histogram smoothins added

Version 1.8:
	upgrade of version 1.6 (without smoothings)
	unnecessary stuff exluded from distribution
	typedefs made gcc-3.2.x compatible
