20130524-0001

Updated
- SearchManager.java clean useful empty lines.
- Bacterio.java clean useful empty lines.
- Bacteria.java added new methods to the interface.
Fixed
- HTMLManager.java fixed getMails() method.
Added
- Bacterio.java added istance variables. Now own a KnowledgeManager and
a specific target.
- SearchManager.java now own a queue of URLs that contains the pages
that it has to analyse.