Changes in version 0.0.1                        

  - row_finder_by_color(): finds row based on anchor cell, using known
    column and fill color

  - find_fill_color(): finds fill color of specified cell in excel
    sheet, to help use row_finder_by_color()

  - row_finder(): finds row number based on an "anchor" cell of known
    column and pattern.

  - as_numeric_smart(): as.numeric(), but correctly handles cases of
    numbers with commas in them, numbers ending in %s.

  - copy_columns(): copies specified sets of columns from start_row to
    end_row from one file into another, with highlighting of cells
    copied and cells with changed values

  - implant_df() and copy_section() to copy sections of excel sheets

  - addition of clip_to_vec() to make coding easier

  - addition of validate_*() for input validation

TODO:

  - confirm fram r-universe is including this