* refactor(chalice): upgraded dependencies
* refactor(chalice): upgraded dependencies
feat(chalice): support heatmaps
* feat(chalice): support table-of-browsers showing user-count
* feat(chalice): support table-of-devices showing user-count
* feat(chalice): support table-of-URLs showing user-count
* fix(chalice): fixed Math-operators validation
refactor(chalice): search for sessions that have events for heatmaps
* refactor(chalice): search for sessions that have at least 1 location event for heatmaps
* fix(chalice): fixed heatmap update with no selected session
fix(chalice): fixed heatmap payload schemas
fix(chalice): changed clickmaps permissions
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