Update README.md

Author: XlogicX

python2.7/README.md

@@ -16,6 +16,7 @@ General Goals to make use of Regular Expressions
 * Use multiple modifiers for one regex (case insensitive, multiline, etc...)
 * Show how to split a string into an array with a regex defined delimiter
 * Show how to parse/capture individual peices of a string using regex
+* Show how to do a Find-and-Replace using regex
 
 The goal of this is not to teach how to do regular expressions in general; the goals are to support the implementation of regular expression in the language you choose to use. In other words "I know how regex works, but what is the syntax this language uses for a regex 'split'"