Refactoring to start moving tools into their own directory.
Split fuzzy requests and manual requests into two different files
Minor refactoring: all remembering windows now have the w3af icon
Changed window design before working on unittest for it.
Related with #18.
* Improved error message format for manual and fuzzy requests
* PEP8 for friendlyException
Now the send button is disabled when the http request has invalid syntax
Fixed parsing bug for http requests