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We must replace all spaces on data when build the column
coltotal and rowTotal are set to false initially. Fix checking the size of associative array.
Support frozen columns when grouping is enabled
Fix set summary when group summary pos is set to header
Add group summary pos and frozen xdimension columns options
Initially we need to sort the pivot data before use it when  grouping
Introducing hideFirstGroupCol. If the first group column is first visible in the grid
the values can be hide in order to make better loook (ala tree)
Make it possible to calculate the group at once and use the summaries when loadonce and jsonstring and xmlstring are true.
Add the previos addition to xml datasource
Support timezone in ISO8601Long date format with date ending with 'Z' mean UTC.
Fix datepicker to apper if in inline edit and the date is the first column
Add more properties and info to the grouping formatter
Adding resetserach parameter so that when we are using grouping with local data we can rebuild the summary rows.
Remove some not needed var in pivot function
Adding grid.pivot module to the build
Add width paramter to agregator colummns
Fix calling groupingPrepare when local data
Recalculating the totals on footer when search with localdata