add reason for user create fail to flash
incorrect login directs back, flashes error
redirect to show page on correct login
still not done, shall return
keep the cool redirect in conflict
can't create post with authenticity token? shall return
Merge branch 'feature/sessions_spec' into develop
table of forecasts in _forecast collection partial
logout button
flash centered, renders full page, readable
style for large displays for forecasts
forecasts render on show page, account editable and logout works