Assorted mingw64 libraries

[Yaakov Selkowitz]

The following packages have been uploaded to the Cygwin distribution:
* mingw64-i686-flac-1.3.2-1
* mingw64-i686-fluidsynth-1.1.6-2
* mingw64-i686-gd-2.2.4-1
* mingw64-i686-openssl-1.0.2k-1
* mingw64-i686-readline-7.0.1-1
* mingw64-x86_64-flac-1.3.2-1
* mingw64-x86_64-fluidsynth-1.1.6-2
* mingw64-x86_64-gd-2.2.4-1
* mingw64-x86_64-openssl-1.0.2k-1
* mingw64-x86_64-readline-7.0.1-1

These releases are meant to keep the mingw64 cross-compiler libraries in 
sync with the native versions.

--
Yaakov