OPENDJ-3532 Use JVM trust manager in connection handler by default

Gaetan Boismal

22.32.2016 a2f838c8ea5c73db9651fec9cdf9d71a60efda06

opendj-server-legacy/src/main/java/org/opends/server/extensions/NullTrustManagerProvider.java does not exist in tree 23376def3cf0b066ce0aa6e2538ad3b9f2ffa9ae