Merge pull request #36 from cardosogabriel/master

Back button for nav, show only active nav subitems
Fix back button on postgresql page
Fix sidebar so that sub levels only expand when needed
Add Push pages to docs
LIVEOAK-508: Update the scripting documentation.
Merge pull request #37 from mwringe/LIVEOAK-508

LIVEOAK-508: Update the scripting documentation.
LIVEOAK-508:
-Update the push navigation to use the nav css class
-Remove old scripting doc
Merge pull request #38 from mwringe/LIVEOAK-508

LIVEOAK-508:
LIVEOAK-508: Add the server configuration options (host/port)
Merge pull request #39 from mwringe/LIVEOAK-508

LIVEOAK-508: Add the server configuration options (host/port)
Fix issue of adoc in haml not parsing properly
Update some links from doc header menu
Fix push nav to have correct hierarchy
Add extensions doc
Modify headings to use different formatting to remove warning on build