fix exception when using FTP upload

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/l10nmgr/branches/v4@81933 735d13b6-9817-0410-8766-e36946ffe9aa
add feature to enable passive mode for FTP transfer

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/l10nmgr/branches/v4@81934 735d13b6-9817-0410-8766-e36946ffe9aa
set baseUrl in exported files according to backend domain

has been the frontend domain before, but this only worked if baseUrl
is used and it was rather useless. We now export the BE domain because
this is needed to determine internal links in the RTE.

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/l10nmgr/branches/v4@81939 735d13b6-9817-0410-8766-e36946ffe9aa