Removed -d64 and -d32 from Mac launch scripts.

These were previously deprecated and now removed in Java 10.
The 32/64-bit scripts are now identical, but kept separate
for now in case of later changes.

prism/src/bin/prism.darwin32

@@ -92,7 +92,7 @@ if [ "$PRISM_DEBUG" != "" ]; then
 fi
 
 # Run PRISM through Java
-"$PRISM_JAVA" $PRISM_JAVA_ARG1 $PRISM_JAVA_ARG2 -d32 $PRISM_JAVA_DEBUG $PRISM_JAVAMAXMEM $PRISM_JAVASTACKSIZE "$PRISM_ICON" "$PRISM_DOCK_NAME" -Djava.awt.headless=$PRISM_HEADLESS -Djava.library.path="$JAVA_LIBRARY_PATH" -classpath "$PRISM_CLASSPATH" $PRISM_MAINCLASS "$@"
+"$PRISM_JAVA" $PRISM_JAVA_ARG1 $PRISM_JAVA_ARG2 $PRISM_JAVA_DEBUG $PRISM_JAVAMAXMEM $PRISM_JAVASTACKSIZE "$PRISM_ICON" "$PRISM_DOCK_NAME" -Djava.awt.headless=$PRISM_HEADLESS -Djava.library.path="$JAVA_LIBRARY_PATH" -classpath "$PRISM_CLASSPATH" $PRISM_MAINCLASS "$@"
 
 PRISM_EXIT_CODE=$?
 

prism/src/bin/prism.darwin64

@@ -92,7 +92,7 @@ if [ "$PRISM_DEBUG" != "" ]; then
 fi
 
 # Run PRISM through Java
-"$PRISM_JAVA" $PRISM_JAVA_ARG1 $PRISM_JAVA_ARG2 -d64 $PRISM_JAVA_DEBUG $PRISM_JAVAMAXMEM $PRISM_JAVASTACKSIZE "$PRISM_ICON" "$PRISM_DOCK_NAME" -Djava.awt.headless=$PRISM_HEADLESS -Djava.library.path="$JAVA_LIBRARY_PATH" -classpath "$PRISM_CLASSPATH" $PRISM_MAINCLASS "$@"
+"$PRISM_JAVA" $PRISM_JAVA_ARG1 $PRISM_JAVA_ARG2 $PRISM_JAVA_DEBUG $PRISM_JAVAMAXMEM $PRISM_JAVASTACKSIZE "$PRISM_ICON" "$PRISM_DOCK_NAME" -Djava.awt.headless=$PRISM_HEADLESS -Djava.library.path="$JAVA_LIBRARY_PATH" -classpath "$PRISM_CLASSPATH" $PRISM_MAINCLASS "$@"
 
 PRISM_EXIT_CODE=$?