pl 0.1.1
	- {Horizontal, Vertical}_group.  A score_element may be in at most one. 
	- This means Horizontal_group_item and Vertical_group_spanner need special support.
	- This also means a big speed increase
	- configure cleanup
	- bf: Choleski solve.
	- doc updates: lilygut, INSTALL

pl 0.1.1.hwn
	- recode of Break/Colhpos interfaces
	- Gourlay_breaking: dynamic-programming optimal solution for 
	casting off. Word_wrap is still optional
	- some printing short cuts if no -d specced.
	- band_matrices for column calcs
	- more Diagonal_storage fixes
	- retake: INFTY fixes ( now infinity_mom, infinity_f )

pl 78.jcn3
	- configure: ln and zip 
	- target doosdist -> lilypond-x.x.x.exe.zip: + executables - sources



