refactor audio sample URLs for consistency and update base URL to raw content

index.html

@@ -470,20 +470,20 @@
         urls: {
             A1: "A1.mp3",
             C2: "C2.mp3",
-            Ds2: "Ds2.mp3",
-            Fs2: "Fs2.mp3",
+            "D#2": "Ds2.mp3",
+            "F#2": "Fs2.mp3",
             A2: "A2.mp3",
             C3: "C3.mp3",
-            Ds3: "Ds3.mp3",
-            Fs3: "Fs3.mp3",
+            "D#3": "Ds3.mp3",
+            "F#3": "Fs3.mp3",
             A3: "A3.mp3",
             C4: "C4.mp3",
-            Ds4: "Ds4.mp3",
-            Fs4: "Fs4.mp3",
+            "D#4": "Ds4.mp3",
+            "F#4": "Fs4.mp3",
             A4: "A4.mp3",
             C5: "C5.mp3"
         },
-        baseUrl: "https://github.com/Tonejs/audio/blob/master/salamander/", 
+        baseUrl: "https://raw.githubusercontent.com/Tonejs/audio/master/salamander/", 
         release: 1
     }).connect(reverb);