Fix dumping of text files.

src/Posting/QR.coffee

@@ -351,7 +351,7 @@ QR =
       post = QR.selected
     else
       post = QR.posts[QR.posts.length - 1]
-      if post[if isText then 'com' else 'file']
+      if (if isText then post.com or post.pasting else post.file)
         post = new QR.post()
     post[if isText then 'pasteText' else 'setFile'] file
 

src/Posting/QR.post.coffee

@@ -303,6 +303,7 @@ QR.post = class
       $.rmClass QR.nodes.fileSubmit, 'has-file'
 
   pasteText: (file) ->
+    @pasting = true
     reader = new FileReader()
     reader.onload = (e) =>
       text = e.target.result
@@ -313,6 +314,7 @@ QR.post = class
       if QR.selected is @
         QR.nodes.com.value    = @com
       @nodes.span.textContent = @com
+      delete @pasting
     reader.readAsText file
 
   dragStart: (e) ->