add js css html files
add views.py
add views.py
add requests-oauthlib in req.txt
change target address
add linkedin oauth2 and api-related helper function
add function to generate security code
re-config aws.dynamodb and re-design addto_dynamodb
write sender into .auth file
re-design /v1/register, which to make user from inactive to active
remove /v1/confirm method