cleanup unused code

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6414 7f5d68d0-c712-0410-839f-9b116a576cc5
track Stock Panel usage

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6415 7f5d68d0-c712-0410-839f-9b116a576cc5
track more panel usage

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6416 7f5d68d0-c712-0410-839f-9b116a576cc5
cleanup

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6417 7f5d68d0-c712-0410-839f-9b116a576cc5