Merge branch 'metadata' into 'master'

FacialRec.cpp

myfaces/2/0.png

myfaces/2/1.png

myfaces/2/2.png

myfaces/2/3.png

myfaces/2/4.png

myfaces/2/5.png

myfaces/2/6.png

myfaces/3/0.png

myfaces/3/1.png

myfaces/3/2.png

myfaces/3/3.png

myfaces/3/4.png

myfaces/3/5.png

users.txt