Checkpoint commit for OPENDJ-1288 :
Migrate I18n and logging support to i18n framework and SLF4J
Fix logging in tools
* Disable JDK logging when no output is expected on stdout or stderr
* Add JDKLogging class to provide JDK logging setup utilities
* Replace use of logger by print to stderr in few classes
* Enable JDK Logging for LDAPXXX tools when verbose mode is
required
* Fix OPENDJ-1314 ldapsearch --verbose does not display
the "debug" information
* Fix OPENDJ-1333 Unexpected traces in encode-password output