get logout
implement logout and add message to login and signup.
better homepage prototype :smile:
centerize homepage text
user editor for authenticated user.
keep logs folder.
keep db folder
logger settings.
using winston logger
log to file and console.
simple notification message
signup notification message
logout url
root path for log files
make it red
fix 'root' doesn't exist.
get notification message from req.flash
using passport
authenticate login and signup
passport middleware to process login and signup.