route-rnd 0.9.3 (r1520)
~~~~~~~~~~~~~~~~~~~~~~~
	[build]
		-Fix: move docdir from doc's Makefile to Makefile.conf
		-Fix: make clean should remove main.o and the .a as well
		-Fix: central make distclean shall run make clean first to get all objects removed
		-Add: man dir configured in Makefile.conf
		-Add: make mkdir configurable (-p is not portable)
		-Add: doc make install/linstall/uninstall recurses to man/

	[doc]
		-Add: manual page
		-Add: comment on BSD make in INSTALL

	[export_svg]
		-Add: print arc internal coords in comment to easy debug

	[rt_topo]
		-Fix: crbs: missing return value
		-Fix: excess argument in a* pre callback
		-Cleanup: compiler warnings (casts)
		-Cleanup: remove the address space of concaves from grbs_idx
		-Update: grbs concave case removal
		-Del: crbs: mid_virt; vconcaves handle this better (set default beta to 1, a mid_virt bug made beta default 0)
		-Add: note on line-point collision not handled (might be a bug)