James Dunkerley 7a2d304fa0 Update Excel reading API (#3523) ... - Remove `from_xls` and `from_xlsx`. - Add `headers` support to `File_Format.Excel`. - Altered default read for Excel to be the first sheet. - Altered behavior so that single cells grow down and right when reading sheet. - Altered `Excel_Range` so knows if single cell or 1x1 range address. # Important Notes - Renamed `Range` to `Cell_Range` to avoid name clash.		2022-06-21 13:39:32 +00:00
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0.0.0-dev	Update Excel reading API (#3523)	2022-06-21 13:39:32 +00:00