AppKIt: removed embedded headers to macports dylibs (because they are outdated)

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
AppKit: removed macro that wrongly redefines NS(U)Integer

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
AppKit: more conversion to NS(U)Integer

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>