修改下载

Signed-off-by: li <li@163.com>
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Signed-off-by: li <li@163.com>
Merge branch 'develop' into gongsi

Conflicts:
	weipai/AndroidManifest.xml
	weipai/src/com/example/downloadtest/providers/downloads/Downloads.java
	weipai/src/com/weipai/common/AppManager.java

Signed-off-by: gongsi <gongsi@163.com>