HPSR-368 Added patch to Drupal core to prevent PDOException: SQLSTATE[23000]: Integrity constraint violation when using Rules in combination with OG Access on exhibit node creation.
HPSR-383 Added og_theme module to make file and fixed og module version number. Added breadcrumb alter for exhibit narrative and information page node types that will append the exhibit menu item to the active trail - assumes there will be an active trail under exhibits page e.g. exploring/exhibits.
Added new panels layout i1, f3, b3, a1 for use with exhibits.