Fix help message.
Fix -o options is ignored in -s mode in mpu.exe.
Add mpu --internal option to generate source code asset friendly serializer sources.
Improve test stability.
Update generated serializers for testing.
Add exceptions to the path which must fail in Unity now.
Refine build scripts.
Update version information.
Update changelog.
Fix script comment-out.
Improve build script.
Fix same configured WinRT portable cannot refer msgpack package.
Update changelog.