+=method format_transactions
+
+ @lines = $formatter->format_transactions($ledger);
+
+Get formatted transactions. For example,
+
+ 2003-02-14 * Opening Balance
+ Assets:Bank:Credit Union:Savings $ 458.21
+ Assets:Bank:Credit Union:Checking $ 194.17
+ Equity:Opening Balances
+
+ ...
+
+=cut
+
+sub format_transactions {