skeleton to use wxFileHistory

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6361 7f5d68d0-c712-0410-839f-9b116a576cc5
complete wxFileHistory

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6362 7f5d68d0-c712-0410-839f-9b116a576cc5
Fix tests after code reordering

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6363 7f5d68d0-c712-0410-839f-9b116a576cc5
use wxFileHistory

git-svn-id: https://svn.code.sf.net/p/moneymanagerex/code/trunk@6364 7f5d68d0-c712-0410-839f-9b116a576cc5