initialize on rereadcfg

git-svn-id: svn://svn.code.sf.net/p/fhem/code@4430 2b470e98-0d58-463d-a4d8-8e2adae1ed80
horizontal alignment parameters for textbox

git-svn-id: svn://svn.code.sf.net/p/fhem/code@4431 2b470e98-0d58-463d-a4d8-8e2adae1ed80