java: Use Runnables instead of IsrCallbacks in Java

Signed-off-by: Petre Eftime <petre.p.eftime@intel.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

src/mma7660/javaupm_mma7660.i

@@ -1,13 +1,8 @@
-%module(directors="1") javaupm_mma7660
+%module javaupm_mma7660
 %include "../upm.i"
 %include "cpointer.i"
 %include "typemaps.i"
 
-%feature("director") IsrCallback;
-SWIG_DIRECTOR_OWNED(IsrCallback)
-%ignore generic_callback_isr;
-%include "../IsrCallback.h"
-
 %apply int *OUTPUT { int *x, int *y, int *z };
 %apply float *OUTPUT { float *ax, float *ay, float *az  };
 
@@ -58,4 +53,4 @@ SWIG_DIRECTOR_OWNED(IsrCallback)
             System.exit(1);
         }
     }
-%}
+%}