Fix to allow time periods like "every 14 days"
Fix to allow time periods like "every 14 days"

duncanmortimer/ledger,duncanmortimer/ledger,duncanmortimer/ledger,duncanmortimer/ledger,paulbdavis/ledger,afh/ledger,jwakely/ledger,paulbdavis/ledger,paulbdavis/ledger,duncanmortimer/ledger,afh/ledger,paulbdavis/ledger,afh/ledger,jwakely/ledger,duncanmortimer/ledger,jwakely/ledger,jwakely/ledger,afh/ledger,jwakely/ledger,ledger/ledger,paulbdavis/ledger,paulbdavis/ledger,paulbdavis/ledger,ledger/ledger,ledger/ledger,ledger/ledger,jwakely/ledger,ledger/ledger,jwakely/ledger,duncanmortimer/ledger,afh/ledger