code improvements
code improvements

nazim9214/NLog,ie-zero/NLog,sean-gilliam/NLog,BrutalCode/NLog,luigiberrettini/NLog,hubo0831/NLog,UgurAldanmaz/NLog,luigiberrettini/NLog,BrutalCode/NLog,snakefoot/NLog,ie-zero/NLog,304NotModified/NLog,UgurAldanmaz/NLog,hubo0831/NLog,nazim9214/NLog,NLog/NLog