updating readme; refactoring docket scraper

removing reference class versions - they're not really OOP anyway

just found out about reference classes, so refactoring code

adding a new feature that tracks a user supplied unique ID

refactored the 'downloadDocket()' function

adding print statements to monitor progress as it executes

again

updating readme

updating readme

some defensive programming on the user input

ditto from last commit

making sure the program only receives dates in a character string with the format 'MMDDYYYY'

cleaning up interface

making searchTable output as.character() instead of having to worry about NA_integer_, NA_char_, etc...

debugging DocketScraper