[PLAT-6133] : support for linked bond in og-financial and the web interface.
[PLAT-6451] : manage curve building block with hull white provider.

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