Fix missing notional calculation
Enable QL_NEGATIVE_RATES
Implement changes from https://github.com/lballabio/quantlib/commit/0455db485e7b934ae9bf9024384e1322345e4f3e , except the tests
Undo temp changes
Undo temp changes
Merge pull request #23 from igitur/enable_QL_NEGATIVE_RATES

Enable QL_NEGATIVE_RATES
Merge pull request #18 from igitur/calculate_notionals_in_cpibond_constructor

Calculate notionals in cpibond constructor
Fix off by one error
Merge pull request #26 from igitur/CPICoupon_fix

CPICoupon fix
Add flag for bond bootstrapping to use clean or dirty price
Enable the dirtyPrice in Bondfunctions too
Merge pull request #27 from igitur/bootstrap_bond_on_dirty_price_2

Bootstrap bond on dirty price
Merge pull request #25 from igitur/ZeroInflationIndex_needsForecast

ZeroInflationIndex.needsForecast