fix default log_level, and fix chdir
fix default log_level, and fix chdir

* the chdir was done after the loading of the conf file, reversing it
* in case log_level is not set, the application would segfault, now
  handled properly (default is info)
* remove logging to the daemon facility

kakwa/uts-server,kakwa/uts-server,kakwa/uts-server,kakwa/uts-server