make sure all dates inside the database are UTC

--HG--
branch : 0.8
added missing docblock info

--HG--
branch : 0.8
enable the compat mode in the composer class loader to load classes with leading underscores

--HG--
branch : 0.8
let's call this one RC1

--HG--
branch : 0.8
back to dev

--HG--
branch : 0.8
merge with 0.8
Added tag v0.8.0-RC1 for changeset e8f877efd067