CREDITS.txt in rufus-scheduler-3.4.2 vs CREDITS.txt in rufus-scheduler-3.5.0

@@ -56,9 +56,10 @@
 - TobyH (http://github.com/tobyh), faster and cleaner CronLine#next_time
 
 
 == Feedback
 
+- Gian - https://github.com/snmgian - cron vs :first clarification - gh-266
 - Vito Laurenza - https://github.com/veetow - help debugging tz issues - gh-240
 - Yoshimi Keiji - https://githuc.com/walf443 - v.3.3.3 mislabelling
 - Alexander Deeb - https://github.com/adeeb1 - gh-230
 - Sofia Bravo - http://stackoverflow.com/users/1123850/sofia-bravo - gh-231
 - zzjin - https://githu.com/zzjin - 3.3.x vs CST abbreviated timezone - gh-228