Merge pull request JohnTroony#4 from RichieSM/master

Improve documentation

Author: John Troony

README.md

@@ -2,12 +2,13 @@ Contributing
 ============
 To contribute other shells not listed here... Fork, Push the changes to your repo, then before you request for a Pull, make sure to include a simple description of your **php** web-shell and include a screen-shot of the web-shell (as hosted in your localhost).
 
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 php-webshells
 =============
 
+Common PHP shells. Do not put these on a publicly-accessible webserver.
+
+These are provided for education purposes only.
+
 Common php webshells. Do not host the file(s) in your server!
 
 ++++++++++++++++++++++++++
@@ -27,5 +28,3 @@ WebHandler.py works for POST and GET requests:
     
     
     
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