Date and time should be half-half.
Equalize spacing of control buttons.
Ensure that dates are consistent across input fields.
Remove notice for 'posting was archived'; this occurs too late in the process and there's already a visual indicator for this (flashing button).
Merge pull request #135 from sarahsemark/design-tweaks

Design tweaks
Tweak application.html.erb for style
Use double-quotes
Add Posting unit test
Test the dashboard route after login
Don't check for infinite on an Integer
Post user hash in a nicer way
Use blank? instead of empty? for nil values
Add dashboard integration and controller tests
Whitespace tweak
Tweak whitespace
Add Facebook tests with capybara