Fix links

Author: briandfoy

README.md

@@ -7,30 +7,28 @@ These are the sample files for *Learning Perl, 7th Edition*.
 	so you can see your tacs program in action.
 
 * Chapter 8, Matching with Regular Expressions
-	- [pattern_test.pl](https://github.com/briandfoy/Learning-Perl-Sample-Files/blob/master/Chapter%208/pattern_test.pl) is the program we use to test regular expressions
-	- [pattern_test.pl](/Chapter%208/pattern_test.pl) is the program we use to test regular expressions
 	- [pattern_test.pl](Chapter%208/pattern_test.pl) is the program we use to test regular expressions
 
 * Chapter 10, More Control Structures
-	- [/Chapter%2010/lnr_example.pl] is a demonstration of last, next, and redo ("lnr")
+	- [lnr_example.pl](Chapter%2010/lnr_example.pl) is a demonstration of last, next, and redo ("lnr")
 
 * Chapter 14, String and Sorting
-	- [/Chapter%2014/numbers.txt] is a list of numbers you can sort in the exercises. Use
+	- [numbers.txt](Chapter%2014/numbers.txt) is a list of numbers you can sort in the exercises. Use
 	this with Exercise 14.1.
-	- [/Chapter%2014/sortable_hash.pl] is a snippet of the Perl program so you
+	- [sortable_hash.pl](Chapter%2014/sortable_hash.pl) is a snippet of the Perl program so you
 	don’t have to type the first name/last name hash yourself. Use this
 	with Exercise 14.2.
 
 * Chapter 16, Process Management
-	- We provide a [/Chapter%2016/fake_date.pl] command that you can use in place
+	- We provide a [fake_date.pl](Chapter%2016/fake_date.pl) command that you can use in place
 	of the Unix date command. Our version is Pure Perl.
 
 * Chapter 17
-	- [/Chapter%2017/sample_text.txt] is a short Flintstones story that you can use
+	- [sample_text.txt](Chapter%2017/sample_text.txt) is a short Flintstones story that you can use
 	to search for character names. Use this with Exercise 17.1.
 
 * For old editions
-	- The [/For%20older%20editions/which_dbm.pl] program helps you figure out which implementation
+	- The [which_dbm.pl](For%20older%20editions/which_dbm.pl) program helps you figure out which implementation
 	you are using. This chapter is no longer in the book.
 
 ## Learning Perl Exercises