1.1.1

1. Updated Regex to account for legal characters in sheet and table names that I overlooked:
   a. Sheets: _
   
   (any other non-alphabetical characters will wrap sheet names in apostrophes when used in formulas, making matching dead simple in those cases)
   b. Tables: _ ? \
   

2. For consistency with table column ranges, : is now treated as an operator when used in A1 format cell ranges: