Update filters for newly-added/removed source files.
Do not use functions that aren't fully supported by Emscripten yet.
Add files to VS projects.
Merge pull request #137 from evoskuil/master

Adding source files to VS project files.
iphone.sh -> ios.sh
<limits.h> is required for SIZE_MAX. Fixes Android build.
Share VS props files and increment package version.
Uupdate GSL reference in packaging script.
Merge pull request #138 from evoskuil/master

Share VS props files and increment package version.
Expose size_t crypto_shorthash_siphash24_keybytes(void);
Fix mlock()/munlock() return value on Windows
Remove empty lines
Do not try to directly include <avxintrin.h>
glibc requires #pragma GCC target("sse2") to use SSE2 instructions
Get ready to say goodbye to the infamous poly1305-53 implementation.
Give room for optimized implementations instead.
Goodbye poly1305-53 and its genius fp wizardry.