User resource (generated via 'rails generate scaffold')
So you could now access
/users
/users/1
/users/new
/users/1/edit

Change-Id: Id85c1735cf9e0666cdff377be76f58aced064f86
Micropost resource

Change-Id: I06a0e3836d101abfc17cf654ea03be0fd311f209
Validate micropost length <= 140
Association between User & Micropost(s)

Change-Id: I5a9d74c103ab61e786e028d49e7e3d2aa776dbeb