Fix some exports

Author: devongovett

browser.coffee

@@ -1,7 +1,5 @@
 for key, val of require './src/aurora'
   exports[key] = val
-    
-require './src/sources/browser/http'
-require './src/sources/browser/file'
+  
 require './src/devices/webaudio'
 require './src/devices/mozilla'

src/demuxers/caf.coffee

@@ -1,4 +1,5 @@
 Demuxer = require '../demuxer'
+M4ADemuxer = require './m4a'
 
 class CAFDemuxer extends Demuxer
     Demuxer.register(CAFDemuxer)

src/demuxers/m4a.coffee

@@ -602,4 +602,6 @@ class M4ADemuxer extends Demuxer
 
     meta 'cpil', 'compilation', bool
     meta 'pcst', 'podcast', bool
-    meta 'pgap', 'gapless', bool
+    meta 'pgap', 'gapless', bool
+    
+module.exports = M4ADemuxer

src/sources/buffer.coffee

@@ -38,4 +38,6 @@ class BufferSource extends EventEmitter
 
     reset: ->
         @pause()
-        @list.rewind()
+        @list.rewind()
+        
+module.exports = BufferSource