Mantis 19347 - command line signature is displayed twice

[bramley]

Output the command line signature in only one place in index.php, allowing all other calls to ClineSignature() to be removed

before for page initlanguages
======
phpList - phpList version 3.3.7 (c) 2000-2018 phpList Ltd, https://www.phplist.com

Try automatic updater here (beta)
phpList version 3.3.7 (c) 2000-2018 phpList Ltd, https://www.phplist.comphpList - pt
phpList - Up to date
phpList - de
phpList - Up to date

after
=====
phpList - phpList version 3.3.7-dev (c) 2000-2018 phpList Ltd, https://www.phplist.com

Running DEV version, but developer email is not set
phpList - pt
phpList - Up to date
phpList - de
phpList - Up to date