Introduction - If you have any usage issues, please Google them yourself
1. Read the name of the text file from the console.
2. Read in a text file, line by line.
3. Split each line into words, discarding punctuation and folding all letters into
lower case.
4. Store the unique words and maintain a count of each different word.
5. Sort the words first by decreasing count and, if there are multiple words with
the same count, alphabetically.
6. Output the first ten words in the sorted list, along with their counts.
7. Output the last ten words in the list, along with their counts.