[MERGE][trivial] `make copy-docs` should also copy doc/HACKING.htm (for win32 standalone installer)

[John Arbash Meinel]

John Arbash Meinel has voted +1 (conditional).
Status is now: Conditionally approved
Comment:
The indenting looks a little funny here. It might be easier if you did:
+       python tools/win32/ostools.py copytodir $(htm_files) \
+              doc/default.css doc/HACKING.htm NEWS README \
+              win32_bzr.exe/doc

Otherwise I'm happy with it.

For details, see: 
http://bundlebuggy.aaronbentley.com/request/%3C4631BE7C.1010003%40ukr.net%3E