RE: [ISSUE-42] Wording for the tool information markup

>> But I suppose '|' could be used instead. 
>> It just doesn't look as graceful for some reason.
>
> We can use space as a separator here. It's safe 
> as it can't appear neither in XML name nor in URI.

But it's already used to separate the different pairs of value.

toolRefs="mtConfidence|#Tool1 textAnalysis|#Tool2"

-yves