NLog/NLog — pull request #478 by ie-zero (2014-12-26 14:01:29+00:00)
Title: Get[*]Logger() return Logger instead of ILogger

Revert the various method overloads of GetCurrentClassLogger() and
GetLogger in LogFactory class. Now they return a Logger class instance
instead of the ILogger interface. (Reference: Issue "ILogger interface
added" #375)