==== 3.3.6接口变化列表 ====

''-''代表原来api，''+''代表修改后的api。 @Deprecated代表已过时的api，后面会带着替代的api
新增加接口EMOptions
<code java>
EMOptions:
+     public void setAutoTransferMessageAttachments(boolean transfer);
+     public boolean getAutoTransferMessageAttachments();

+     public void setAutoDownloadThumbnail(boolean autodownload);
+     public boolean getAutodownloadThumbnail();
</code>

新增加接口EMCallOptions
<code java>
EMCallOptions:
+     public void setCallAudioSource(int source);
</code>