Move jmpbuf to Runtime [#81470252]
Fix ReturnData::Index::_size
Move return data reference to Runtime [#81470252]
Change some runtime names
Get Runtime pointer from main function argument if available
Merge branch 'develop-evmcc' of https://github.com/imapp-pl/ethereum into develop-evmcc
Add Arith256.* files to Visual Studio project
Restore correct memory access in Ext functions