Update getfiles.sh

scripts/getfiles.sh

 wget -r -A .jpg -l2 --no-parent http://hpwren.ucsd.edu/HPWREN-FIgLib/HPWREN-FIgLib-Data/  
 ls |grep -v ".*-c$"|xargs -I {} rm -rf {}
-find /userdata/kerasData/hpwren.ucsd.edu/HWB/HPWREN-FIgLib/ -type f -name ".*.mp4" -print
 find $PWD -maxdepth 2|grep ".*html.*"|xargs -I {} rm -rf {}