Added a bit of bottom padding to the post buttons

Signed-off-by: emanuele <emanuele45@gmail.com>
Added back the border to the load drafts area and removed a double border for the "Draft last saved" label

Signed-off-by: emanuele <emanuele45@gmail.com>
Merge pull request #1093 from emanuele45/post_tweaks

Post tweaks