Add the remaining primitive wrappers.
PerformancePublisherTest.testRelativeThresholdFailedPositive showed a rejection of Character.
In fact the field was of type char, but TreeMarshaller.convertAnother boxes primitives; the field type has been discarded by this point.
@@ -17,6 +17,8 @@ hudson.maven.MavenInformation
java.io.File
java.lang.Boolean
+java.lang.Byte
+java.lang.Character
java.lang.Class
java.lang.Double
java.lang.Enum
@@ -25,6 +27,7 @@ java.lang.Integer
java.lang.Long
java.lang.Number
java.lang.Object
+java.lang.Short
java.lang.StackTraceElement
java.lang.String
java.lang.reflect.Proxy
