Preprocessing for libpng
预处理libpng

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
add a file ext list for non removed
添加一个不删除的后缀名列表

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Add remove unneeded files script
添加移除不需要的文件脚本

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Fix processing script
修正预处理脚本

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Merge branch 'sources' into projects

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in blitz
移除blitz中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in cppunit
移除cppunit中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in cryptopp
移除cryptopp中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in gmp
移除gmp中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in libiconv
移除libiconv中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in libpng
移除libpng中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in libs11n and libsigc++
移除libs11n和libsigc++中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in libxml and libxslt
移除libxml和libxslt中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in xerces-c
移除xerces-c中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in xmlrpc-c
移除xmlrpc-c中不需要的文件

Signed-off-by: Wanpeng Song <swpustc@mail.ustc.edu.cn>
Removed unneeded files in zlib
移除zlib中不需要的文件

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