CREDITS.txt in rufus-scheduler-3.0.9 vs CREDITS.txt in rufus-scheduler-3.1.0

@@ -2,10 +2,12 @@
 = CREDITS.txt
 
 
 == Contributors
 
+- Ketan Padegaonkar (https://github.com/ketan) .brute_frequency improvement
+- Gabriel Gilder (https://github.com/ggilder) LA DST specs
 - Sterling Paramore (https://github.com/gnilrets) underscore TZ fix
 - ecin (https://github.com/ecin) new lock mecha
 - Adam Jonas (https://github.com/adamjonas) migrate specs to "expect"
 - Yassen Bantchev (https://github.com/yassenb) CronLine#previous_time rewrite
 - Eric Lindvall (https://github.com/eric) Zookeeper locked example
@@ -31,9 +33,10 @@
 - TobyH (http://github.com/tobyh), faster and cleaner CronLine#next_time
 
 
 == Feedback
 
+- Michael Guymon - https://github.com/mguymon - #next_time vs :first_at
 - junhanamaki - https://github.com/junhanamaki - #next_time and dst ambiguities
 - kreynolds (tossrock) - inspiration for #occurrences
 - Matteo - https://github.com/m4ce - dst and cron issue
 - Tobias Bielohlawek - https://github.com/rngtng - missing assertion
 - Joe Taylor and Agis Anastasopoulos -