#!/bin/sh

for dir in `ls -d -- */`
do
    #Go to folder
    echo "\Folder: $dir"
    cd $dir

    #move files
    find . -type f -print0 -exec mv {} . \;

    #remove all empty folders
    for i in `ls -d -- */`;do if [ -d $i ]; then rm -r $i;fi;done

    #go back to start dir
    cd ..
done