[Tdg] Mint updates

[Wesley Smith]

> I'd like to ask what people think about includes; should we manually
> #include "../osx/event/event.h" or should we manually add all include
> paths to projects/makefiles so we can #include "event.h"?  I can see
> arguments for both (e.g. code simplicity vs. avoiding name clashes).

This I'd prefer to avoid.  Includes should always be:

#include "headfile.h"

Header search path can be used so the compiler finds them (-I etc.)

wes