QPR-12491 update schema and docs

Author: pcaspers

Docs/UserGuide/parameterisation/curveconfig.tex

@@ -109,7 +109,7 @@ \subsubsection{Swaption Volatility Structures}
   Antonov2015FreeBoundaryNormal, KienitzLawsonSwaynePde, FlochKennedy. If not given, defaults to Linear.
 \item ParametricSmileConfiguration: Optional. Applies to SABR only. If not given, default values are used. Allows to
   specify initial values for calibrated parameters, to exclude single parameters from calibration and to set calibration
-  parameters.
+  parameters. See Example 60 for how to configure single value and termstructures of sabr parameters for swaption and cap curve configs.
 \item Extrapolation: Specifies the extrapolation behaviour in all dimensions. \\ Allowable values: {\tt Linear, Flat,
   None}
 \item OutputVolatilityType: Optional, defaults to input volatility type and applies to SABR variants only. For

xsd/curveconfig.xsd

@@ -123,7 +123,7 @@
   <xs:complexType name="parametricSmileConfigParameter">
     <xs:all>
       <xs:element type="xs:string" name="Name"/>
-      <xs:element type="xs:float" name="InitialValue"/>
+      <xs:element type="xs:string" name="InitialValue"/>
       <xs:element type="xs:boolean" name="IsFixed"/>
     </xs:all>
   </xs:complexType>