Treat the historical SC splits as well as the margin, as just another store attirbute, just like totaly month gross revenue (total_gross_by_DS)
They should be unique by DS.   
Create a key on them, and continue as normal for now

(1)  Sum each stores revenue
(2)  Breakdown by percentages
(3)  Breakdown revenue by percentages from OA
(4) 
.
.
.
.

# (1)  Total By Store
# (2)  Match to storeid in OA  (at least top stores)
# (3)  Ingest whole table.   DS_Scratch.mbworkbook
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Create Summary Tables

(1) Determine What fields / data I want to see
(2) Talley up summaries from DS_Scratch.mbworkbook
(3) Talley up summaries from DS_Scratch.GPU



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Cleanup TODO's
posix dates in Aggregated_* are being set to wrong TZ