Added author and reference for the RCE (#716)

Please note Pierre also references this post for this vulnerability, and the other source also references this blogpost. 

I plan to contribute more to this project, with more meaningful PRs.

routersploit/modules/exploits/cameras/multi/P2P_wificam_rce.py

@@ -11,10 +11,12 @@ class Exploit(HTTPClient):
         unauthenticated remote code execution.""",
         'authors': (
             'Pierre Kim <pierre.kim.sec@gmail.com>'  # CVE-2017-8225 and others
+            'zh4ck <@zh4ck>',                        # discovery of the authenticated RCE
             'casept <davids.paskevics@gmail.com>',  # routesploit module
         ),
         'references': (
             'https://pierrekim.github.io/blog/2017-03-08-camera-goahead-0day.html',
+            'https://jumpespjump.blogspot.com/2015/09/how-i-hacked-my-ip-camera-and-found.html'
         ),
         'devices': (
             '3G+IPCam Other',