C++ DLLs built with i586-mingw32msvc and i686-w64-mingw32 are not compatible.

So this changes the build, so that we ship the ports directorys of both
compiler versions.

This fixes https://github.com/larskanis/fxruby/issues/22

The semantics have changed with 54a11707. Only "owned" objects can
be expected to be the same. Borrowed objects can change it's object_id
for each call.

so that all FXTRACE() and FXASSERT() calls are skiped, per default.

This should improve performance.

This fixes https://github.com/larskanis/fxruby/issues/21
It was introduced in commit 347966fc.

This fixes issue https://github.com/larskanis/fxruby/issues/20

it's better to use runOnUiThread in souch a case.

This should ensure, that the event is definitely cleared.

These functions should be thread safe.

Switch off polling-based (addChore) processing of threads

Add event-based interruption of GVL-released functions.

This allows to safely execute GUI code from other threads.

This works for sockets only for now.