Android
libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
这个错误。Google有说可已忽略，但是我之前的旧版本Android Studio 并没有这种错误，还有一种说法是
It's metadata added by tools like Photoshop that isn't even honored by Android。
后来我更改了build tools 到19版本这个错误才消失，请问这个错误到底是什么呢？
