more fixes to TL, this time to the updateCurrentPoints routine to avoid adding the same labels over and over, and to move it to the end of the filterPackets method. Also, the labeled fractions routine is only run if new labels are added.
more fixes to TL, this time to the updateCurrentPoints routine to avoid adding the same labels over and over, and to move it to the end of the filterPackets method. Also, the labeled fractions routine is only run if new labels are added.

git-svn-id: fe6b3b33f0410f5f719dcd9e0c58b92353e7a5d3@8906 b7f4320f-462c-0410-a916-d9f35bb82d52

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