完成数据库文件同步下载功能，简单测试过，可以获得数据并创建数据库文件，麻烦可以用真机测下
Merge branch 'dev' of github.com:Telcommunication/Telc into dev

Conflicts:
	SmartMemo/src/com/telc/ui/other/newSettingFragment.java
Merge branch 'dev' of github.com:Telcommunication/Telc into dev