Fix debugprintf function
修正debugprintf函数

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
using stderr instead of cerr as output stream for debugprintf
使用stderr代替cerr作为debugprintf的输出文件流

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Update dumpImageSize version to 1.1.6.4
更新dumpImageSize版本到1.1.6.4

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>