them all compiling.
Tweaks include updating
ocaml-batteries 2.3.1 -> 2.5.0
ocaml-lwt 2.4.8 -> 2.5.2
ocaml-ppx-tools 0.99.2 -> 4.03.0
ocaml-camlp4 4.02+6 -> 4.03+1
utop 1.15 -> 1.19.2
and fixes to coccinelle and wyrd to let them build on bytecode archs.
Other necessary tweaks from the various homes of the projects.
Everything still builds on amd64 (native and bytecode) and sparc64 (bytecode).
ok anil@ sthen@ so final 4.3.0 tweaks can be done in-tree.
