Another bite of the reposturgeon

A detailed discussion of the impedance-mismatch problems in
translating Subversion histories to git import streams, and related
issues including (a) exactly how and why the existing conversion tools
are so weak, and (b) how reposurgeon does better.

http://esr.ibiblio.org/?p=4071

I wrote the new dumpfile-format documentation so that I would know
enough to do *this*.

-- 
		Eric S. Raymond
"Experience should teach us to be most on our guard to protect liberty when the
government's purposes are beneficient...The greatest dangers to liberty lurk in
insidious encroachment by men of zeal, well meaning but without understanding."
	-- Supreme Court Justice Louis Brandeis