Rebranded Native*Methods to *Interop.
Fixed CryBrary configuration:

 - Added CONTRACTS_FULL to x64 config.
 - Added WIN32 to x86 config and WIN64 to x64 one.
 - Enabled unsafe code in x64 config.
Removed Tanks sample. It should be in its own repository, frankly.
Added stub for Actor attribute.
Added simple extension for MemberInfo.
Added some more general extensions.
Prepared FlowGraph interop for the new system.
Forgot to commit C++ side of things.