[BUGFIX] Use correct Class for DocumentTemplate

Change-Id: Iae68f1c40cf2efc2d9b970e9ae3e352c8cc84a80
Reviewed-on: http://review.typo3.org/33526
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
[DOC] Improve realUrl configuration example

Use the $GLOBALS variable to access the configuration.
Moreover configuration should be set for a specific domain
and not _DEFAULT.

Change-Id: I135655f61bfbab538df93970de72f235057d855a
Reviewed-on: http://review.typo3.org/33553
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
[BUGFIX] Skip empty files in migration

Change-Id: I5321026aba6e79a6bf9a7f82b3d6dc4f04832ee7
Reviewed-on: http://review.typo3.org/33837
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>