[ocaml] add (|>) operator to support ocaml 4.00.1
[make] don't always remove generated js files
[git] ignore all generated files
[travis] pin cowabloga
[make] tidy up more
[pages] structure students more
[config] port to new combinators interface

runs, but lack of bounds checking by `fat` coupled with fixed size `.img` files
means needs work
[git] ignore new FAT droppings
[papers] split pdfs into two until FAT32 supported
[papers] mirror directory structure with split
[git] ignore more droppings
[make] attempt to only rebuild FAT images if sources have changed
[make] cleanup if crunch FS used
[travis] who cares about 4.00.1 anyway?
whitespace
[papers] add hack to keep FAT images small enough for FAT16.

should be a combinator...
[pages] remove debug output
[site] support `application/pdf` header
[travis] update travis config to combinators as well
[travis] also rely on my ocaml-fat for now