A summary of what is in this release since 1.7.0:

• Vtable trimming in all language implementations: can reduce binary size 10-20%!
• Mini-reflection tables (in C++) for debug-print, etc.
• Improved .proto conversion.
• Vectors of unions now also supported in JS/TS/PHP/C.
• Improved namespace handling.
• Boolean types in FlexBuffers.
• Python Numpy vector support.
• Nested FlatBuffer JSON parsing.
• C++98 (stlport) support for core FlatBuffers and FlexBuffers.
• JSON Schema output support.
• Many other fixes and improvements, 90 commits since 1.7.0