lua add rb_poly.lua vector drawing and memoization demo

just playing around with using lots of ram (and processing power)
in lua threw this together vector draws Rb logo and flips rotates and zoom

Change-Id: Ie1fe16a9a50271657f2ab7b9a39bf71e6db90d2c

apps/plugins/lua/include_lua/menubuttons.lua

@@ -53,6 +53,7 @@ local button_t = {
     SELR = rb.actions.PLA_SELECT_REPEAT,
     UP = rb.actions.PLA_UP,
     UPR = rb.actions.PLA_UP_REPEAT,
+    NONE = rb.actions.NONE,
 }
 
 rb = oldrb