Merge pull request #1 from darrensapalo/master

URLValidator does not allow custom ports (8080).
Fixed UrlValidator to allow localhost

- modified the UrlValidator constructor so that it allows localhost
- check out UrlValidator documentation for more info :)

https://commons.apache.org/proper/commons-validator/apidocs/org/apache/commons/validator/routines/UrlValidator.html
Removed GUI, set up performance measuring code.
Separated socket code into BrowserSocket class.
Documented, added comments. BasicWebBrowser class turned into
BrowserGUI. Created flags for GUI and PERFORMANCE in BrowserGUI class.
Merge pull request #1 from darrensapalo/dev

BrowserSocket implemented