Social links block now has a unique ID and gets its style based on CSS class, rather than ID.
Fixed MySQL bug when attempting to install on non-local MySQL installs.
Fixed incorrect message about inadequate RAM when users actually had 64MB allocated to PHP.
Fixed exception when deleting a block from a page defaults (thanks Chadstrat).
Removed unique constraints in configuration on namespaces.
Fixed "Invalid foreach()" error when dealing with page types that allowed different templates than their default.
Updated Symfony2 Components to 2.5.5.