ImgMath: relax the type constraints in Compute.into( ... )

Still constrained to RealType.

Author: acardona

src/main/java/net/imglib2/algorithm/math/Compute.java

@@ -61,7 +61,7 @@ public Compute(
 	}
 
 	@SuppressWarnings({ "unchecked", "rawtypes" })
-	public < O extends RealType< O > > RandomAccessibleInterval< O > into( final RandomAccessibleInterval< O > target )
+	public RandomAccessibleInterval< ? extends RealType< ? > > into( final RandomAccessibleInterval< ? extends RealType< ? > > target )
 	{
 		// Recursive copy: initializes interval iterators and sets temporary computation holder
 		final IFunction f = this.operation.reInit(
@@ -81,7 +81,7 @@ public < O extends RealType< O > > RandomAccessibleInterval< O > into( final Ran
 		else
 		{
 			// Incompatible iteration order
-			final Cursor< RealType > cursor = ( Cursor< RealType > )Views.iterable( target ).cursor();
+			final Cursor< ? extends RealType< ? > > cursor = Views.iterable( target ).cursor();
 
 			while ( cursor.hasNext() )
 			{