- Use ocamlfind(camlp4) to refer to camlp4
- Add coccinelle-1.0.4.patch

- Fix build with ocaml-4.03
Use ocaml-parmap and ocaml-menhir instead of old built-in copies
Use ocaml-pcre

- Update to 1.0.4
* Language:
* Length for statement list metavariables
* Conjunction (analogous to disjunction)
* Drop Circles, Stars
* Drop Unique
* Default values for script metavariables
* Features:
* Introduce .cocciconfig configuration file
* Add some support for MetaStmtList. Allowed at top level of {}.
* timeout of 0 is no timeout, to allow cancelling this option.
* Bugfixes:
* Allow virtual variable definition to contain an =.
* Improvement when exists rule contains when forall.