webif: Do not lose pidfile setting when saving global config.

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@8182 4b0bc96b-bc66-0410-9d44-ebda105a78c1
Reader's label can now be anything, stop trying to lowercase it.

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@8183 4b0bc96b-bc66-0410-9d44-ebda105a78c1