TOR mode feature
	modified:   framework/core.py
	new file:   framework/http/proxy/tor_manager.py
	modified:   owtf.py
Bug fixes on tor_manager
	modified:   framework/http/proxy/tor_manager.py
Merge https://github.com/7a/owtf
Comments added in tor manager
Merge pull request #124 from marioskourtesis/master

TOR mode implemented. Thanks to @marioskourtesis