* add autotools build
* separate semantic and ABI version
* extract sources.lst (used by CMake and Automake)
* share pkgconfig templates (used by CMake and Automake)
* decoder: always set `total_out`
* encoder: fix `BROTLI_ENSURE_CAPACITY` macro (no-op after preprocessor)
* decoder/encoder: refine `free_func` contract
* remove `const` on `BrotliDictionary` members
* extend `ZofliNode` distance range to 128MiB
* add missing `port.h` include to `quality.h`
* fix typo in encoder API-doc
* regenerate `decode.min.js`