Merge pull request #30 from igitur/check_for_tradingExCoupon_in_cashflows_npv

Add check for whether cashflow is trading ex-coupon or not in npv()
Merge pull request #31 from igitur/excoupon_and_paymentcalendar_parameters_for_cpibonds

Excoupon and paymentcalendar parameters for cpibonds
Merge branch 'Ver-1.4' of https://github.com/amaggiulli/qlnet into CPIBondHelper
Merge pull request #32 from igitur/CPIBondHelper

CPIBondHelper
Merge remote-tracking branch 'master/Ver-1.4'
Add ZARegion and ZACPI - thx igitur
Fix - Rename files to compile on Mono-Linux
Fix Bootstraptraits.cs - thx grandtiger
Fix InflationIndex test,Bootstraptraits , testLogLinearZeroConsistency now all test pass.Update version.
Namespace fix.
InflationCapFloorEngines with tests.
Add ex-coupon parameters to FixedRateBondHelper
Add flag for bond bootstrapping to use clean or dirty price
Pass on more of the standard DateTime ToString() methods, to allow for custom format
First attempt at implementing InterpolatedZeroInflationCurve
Rename cleanPrice to Price
Enable the dirtyPrice in Bondfunctions too
Reorder methods. Add dirtyPrice overload
Add ZARegion and ZACPI
Fix off by one error