Hi,
We have used the File manager codehttps://github.com/simogeo/Filemanager<https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2Fsimogeo%2FFilemanager&sa=D&sntz=1&usg=AFQjCNHRgKO77pORpsed9Pr18L-cpiEnYA>inFile manager module. I forgot to mention that.Here is the patch for that.
Thanks,Surinder Kumar