Rewrite config.ml to use the new combinator API
Remove unused .conf file
Use the latest mirage-tool update

Call the FAT shell wrapper in config.ml instead of copy/pasting the same shell script everywhere.
Merge branch 'master' of git://github.com/mirage/mirage-www into combinators
Update config.ml
[git] ignore droppings
[site] fixup to work with split-libs and reworked cowabloga
[install] updates
Merge branch 'master' of github.com:mirage/mirage-www into split-libs-cowabloga
Merge pull request #96 from avsm/split-libs-cowabloga

Updates for combinators in 1.1.x