add PID CC87 (#368)

* add PID CC86

* fix index.md in manfredstech

* add PID CC87

Author: manfredmann

1209/CC87/index.md

@@ -0,0 +1,10 @@
+---
+layout: pid
+title: SEGA Gamepad adapter
+owner: manfredstech
+license: GPLv3
+site: https://github.com/manfredmann/segagamepadadapter
+source: https://github.com/manfredmann/segagamepadadapter
+---
+
+Gamepads adapter for SEGA six-button controllers.