In addition to files and Mongo collections, JSON as well as XML and CSV data can be retrieved
from the net as answers from REST queries. Because it uses and external package (cpprestsdk)
this is currently available only to MariaDB servers compiled from source.

-- Add compile flags needed on Windows /MD or /MDd (debug)
-- Also include some changes needed on Linux
  modified:   storage/connect/CMakeLists.txt

- Add the xtrc tracing function
  modified:   storage/connect/global.h
  modified:   storage/connect/plugutil.cpp

- Modify tracing to use xtrc and some typo
  modified:   storage/connect/array.cpp
  modified:   storage/connect/block.h
  modified:   storage/connect/restget.cpp

- Fix compilation error when ZIP is not supported
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/tabfmt.cpp

- Add some tracing + typo
  modified:   storage/connect/mycat.cc
  modified:   storage/connect/tabjson.cpp

- Add conditional code based on MARIADB
  This to be able to use the same code in CONNECT and EOM modules
  modified:   storage/connect/osutil.h
  modified:   storage/connect/tabrest.cpp

- Replace PlugSetPath by some concat (crashed on Fedora) + typo
  modified:   storage/connect/reldef.cpp

- Try to fix test failures
  modified:   zlib/CMakeLists.txt