multiple updates, to version 2.1

 - added 7 styles for preserving white space,
 - preserving superscript & subscript - converting to char styles.
 - added prelim checks for protected documents, incidental pre-existing backtick tags
 - consolidated all preliminary error checks into one function
 - updating char styles to match new prefixes, in style replacements, hyperlink finds, and errorcheck1
 - fixed field object hyperlink bug
 - add find/replace for any extra hyperlink tags `H`
 - removed .Forward = True from all Find/Replaces as it is redundant when wrap = Continue
 - made all Subs Private except for the Main one