#25 spaces in cluster nodeid list breaks .son parser

[Skye Bender-deMoll]

ClusterId NodeIds
Group1 {1,2,3,4,5,6,7,8}

works fine but:

ClusterId NodeIds
Group1 {1, 2, 3, 4, 5, 6, 7, 8}

gives an integer parsing error. Need to add a trim() command before parsing int