Target name resolver

* The the name (or ip) of the target is reslolved from the url given to
  the spider and saved to a new string.
* Some small code formating stuff.
Refactored find_urls in polyorcmatcher

* Removed argument bonanza.
* Removed a bunch of memmory leaks.
Color fix

* Changed the color string.
* We are aming at color plattform indipendece.
* I like colors.