添加外部存储（T卡/U盘）写权限
diff --git a/android/frameworks/base/data/etc/platform.xml b/android/frameworks/base/data/etc/platform.xml
old mode 100644
new mode 100755
index 350310c..343d7f6
--- a/android/frameworks/base/data/etc/platform.xml
+++ b/android/frameworks/base/data/etc/platform.xml
@@ -62,6 +62,11 @@
<group gid="media_rw" />
<group gid="sdcard_rw" />
</permission>
+
+ <permission name="android.permission.WRITE_EXTERNAL_STORAGE" >
+ <group gid="media_rw" />
+ <group gid="sdcard_rw" />
+ </permission>