Log Message:
brotli: update to 1.0.4.

    fix unaligned access for aarch64-cross-armhf build
    fix aarch64 target detection
    allow CLI to compress with enabled "large window" feature
    add NPOSTFIX / NDIRECT encoder parameters
    automatic NDIRECT/NPOSTFIX tuning (better compression)
    fix "memory leak" in python tests
    fix bug in durchschlag
    fix source file lists (add params.h)
    fix Bazel/MSVC compilator options
    fix "fall though" warnings