Add type converters for char[] and byte[].

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/log4j2/trunk@1597922 13f79535-47bb-0310-9956-ffa450edef68
Add a File converter.

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/log4j2/trunk@1597924 13f79535-47bb-0310-9956-ffa450edef68