Updating the checkType() function to include the new StructuralIndel variant type. Fixes outstanding broken integration test.

public/java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantDataManager.java

@@ -286,6 +286,7 @@ public class VariantDataManager {
             case INDEL:
             case MIXED:
             case SYMBOLIC:
+            case STRUCTURAL_INDEL:
                 return checkVariationClass( evalVC, VariantRecalibratorArgumentCollection.Mode.INDEL );
             default:
                 return false;