Add a new class which define a common generator for inflation and yield
curve, also refactor yield and inflation curve generator.
Simultaneous calibration of an inflation and a discount curve: code plus
example
Implementation of curve yield and inflation sensitivity for inflation
bonds both security and transaction.
Test sensitivities for inflation bond: finite difference against adjoint.
Merge branch 'develop' of github.com:OpenGamma/OG-Platform into develop

Conflicts:
	projects/OG-Analytics/src/test/java/com/opengamma/analytics/financial/interestrate/bond/provider/BondCapitalIndexedSecurityDiscountingMethodTest.java
	projects/OG-Analytics/src/test/java/com/opengamma/analytics/financial/interestrate/bond/provider/BondCapitalIndexedTransactionDiscountingMethodTest.java
Merge branch 'develop' of github.com:OpenGamma/OG-Platform into develop