modzlibd: Decompress part of "zlib" module, based on miniz tinfl.c .
modzlibd: Add tinfl.c from miniz SVN repo, r63.

The only change is line-ending convesion to LF.
tests: Add test for zlibd module.
extmod: Finish rename of zlib to zlibd; enable zlibd on stmhal.
Merge branch 'pfalcon-modzlibd'