Description:
The show/hide side bar in Confluence documentation theme, it should remember the cookies and last settings to be shown when logged in to the page again.

Steps to reproduce:

• In fireball 183, navigate to Confluence and go to any space with documentation theme, and click to show the sidebar.
• Logout, and login in again, and navigate to the same space.
• You will find that the sidebar setting is reset to hide.

The cookies responsible to keep this setting "doc-sidebar" is reset to 0 on the content value, and doesn't keep the setting before logout.