WARNING: Replaced Music pointer by struct

Now, multiple music parameters are exposed to the user!

src/raylib.h

@@ -433,7 +433,7 @@ typedef struct Sound {
 
 // Music stream type (audio file streaming from memory)
 // NOTE: Anything longer than ~10 seconds should be streamed
-typedef struct MusicStream {
+typedef struct Music {
     int ctxType;                    // Type of music context (audio filetype)
     void *ctxData;                  // Audio context data, depends on type
     
@@ -442,7 +442,7 @@ typedef struct MusicStream {
     unsigned int loopCount;         // Loops count (times music will play), 0 means infinite loop
 
     AudioStream stream;             // Audio stream
-} MusicStream, *Music;
+} Music;
 
 // Head-Mounted-Display device parameters
 typedef struct VrDeviceInfo {