Undated Installed to include disclaimer and exit option

install-beef

@@ -19,6 +19,16 @@ echo "======================================"
 echo "          BeEF Installer   "
 echo "======================================"
 echo ""
+echo "CAUTION: This installation script will install a number of BeEF dependencies including the Ruby-RVM environment and it's dependencies." 
+echo "" 
+echo "In rare cases, this may lead to unexpected behaviour or package conflicts on some systems."
+echo ""
+
+read -p  "Are you sure you wish to continue (Y/n)? " 
+if [ "`echo ${REPLY} | tr [:upper:] [:lower:]`" == "n" ] ; then
+	 exit;
+fi
+
 echo "Detecting OS..";