Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds

include/SDL_hints.h

@@ -189,6 +189,14 @@ extern "C" {
 #define SDL_HINT_ORIENTATIONS "SDL_IOS_ORIENTATIONS"
 
 
+/**
+ *  \brief  A variable that lets you manually hint extra gamecontroller db entries
+ *
+ *  The variable expected newline delimited rows of gamecontroller config data, see SDL_gamecontroller.h
+ */
+#define SDL_HINT_GAMECONTROLLERCONFIG "SDL_GAMECONTROLLERCONFIG"
+
+
 /**
  *  \brief  An enumeration of hint priorities
  */