Shield against space in path

Author: jtulach

nb/ide.launcher/unix/netbeans

@@ -45,10 +45,10 @@ case "`uname -s -m`" in
         DEFAULT_CACHEDIR_ROOT=${HOME}/Library/Caches/NetBeans
         ;;
     CYGWIN*_64)
-	exec $progdir/netbeans64.exe $*
+	exec "$progdir/netbeans64.exe" $*
 	;;
     CYGWIN*)
-	exec $progdir/netbeans.exe $*
+	exec "$progdir/netbeans.exe" $*
 	;;
     *) 
         # set default userdir and cachedir on unix systems