boost build ZLIB_BINARY updated name
boost build ZLIB_BINARY updated name

* windows OUTPUT_NAME libz instead of zlibstatic (consistent with unix platforms)
* zlib commit https://github.com/smanders/zlib/commit/0aa5c30513d1782eac92604ed8ba24fb98b8af9e
* issue https://github.com/smanders/externpro/issues/266

smanders/externpro