TransformationCounters
NEW: UpdateTransformationCounters agent: does what the get
TransformationSummaryWeb used to do, but can take all the time it needs
to get all the numbers
NEW: Added UpdateTransformationCounters in ConfigTemplate
CHANGE: getTransformationSummaryWeb: use the new
TransformationCounters code, and kept the old
one post pending Old to the method name.
CHANGE: Get from Operations the list of statuses to consider:
Transformations/TasksStatuses and Transformations/FilesStatuses
TODO: Allow for grouping: maybe only on the web server side