update learn face, more feadback
 restaurant upldate initial phase
Merge pull request #169 from reem-utils/roger_branch

 restaurant upldate initial phase
 stage_2_test with restaurant_test
Merge pull request #170 from reem-utils/roger_branch

 stage_2_test with restaurant_test
Merge pull request #171 from reem-utils/chang_branch

Chang branch
Updates for emergency