<commit_before>* 2017-06-22 0.4.3
   * Upgrade `skull` to 1.0-rc3
* 2017-06-19 0.4.2
   * Fix dependency issue in ubuntu 16.04
   * Add more logs for peer information
   * Upgrade `skull` to 1.0-rc2
   * Refine log format of response module
* 2017-01-08 0.4.1
   * Optimize ranking algo
   * Upgrade skull-engine to latest version
* 2016-12-18 0.3.3
   * Tune the service parameters, optimize the performance
* 2016-12-18 0.3.2
   * Upgrade skull-engine to 0.9.6
* 2016-12-15 0.3.1
   * Upgrade skull-engine to 0.9.5
   * Optimize the system performance
   * Add status job and fix cleanup job errors
   * Adjust latency factor to 1.05
* 2016-12-12 0.2.2
   * Fix AAAA record conversion issue
* 2016-12-06 0.2.1
   * Optimize AAAA record<commit_msg>Update changelog<commit_after>* 2017-08-20 0.5.1
   * Upgrade `skull` to 1.1
   * Support ENV variable `SKULL_DNS_NS` to override name server
   * Docker Integration
* 2017-06-22 0.4.3
   * Upgrade `skull` to 1.0-rc3
* 2017-06-19 0.4.2
   * Fix dependency issue in ubuntu 16.04
   * Add more logs for peer information
   * Upgrade `skull` to 1.0-rc2
   * Refine log format of response module
* 2017-01-08 0.4.1
   * Optimize ranking algo
   * Upgrade skull-engine to latest version
* 2016-12-18 0.3.3
   * Tune the service parameters, optimize the performance
* 2016-12-18 0.3.2
   * Upgrade skull-engine to 0.9.6
* 2016-12-15 0.3.1
   * Upgrade skull-engine to 0.9.5
   * Optimize the system performance
   * Add status job and fix cleanup job errors
   * Adjust latency factor to 1.05
* 2016-12-12 0.2.2
   * Fix AAAA record conversion issue
* 2016-12-06 0.2.1
   * Optimize AAAA record
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{'dir': 'git-commits-cleaned', 'id': '3248031', 'n_tokens_mistral': 746, 'n_tokens_neox': 591, 'n_words': 198}