Update ChangeLog and ChangeSum.

doc/ChangeLog

@@ -1,4 +1,75 @@
 ===============================================================
+Tag name: ctsm5.1.dev169
+Originator(s): samrabin (Sam Rabin, UCAR/TSS, [email protected])
+Date: Thu 22 Feb 2024 09:42:57 AM MST
+One-line Summary: Merge b4b-dev
+
+Purpose and description of changes
+----------------------------------
+
+Brings in 3 PRs from b4b-dev to master:
+- Do not crash "make all" even if pylint isn't clean (ESCOMP/CTSM#2353; Sam Rabin)
+- Resolve pylint issues (ESCOMP/CTSM#2354; Sam Rabin)
+- Move FSURDATMODIFYCTSM test to Derecho (ESCOMP/CTSM#2364; Sam Rabin)
+
+Significant changes to scientifically-supported configurations
+--------------------------------------------------------------
+
+Does this tag change answers significantly for any of the following physics configurations?
+(Details of any changes will be given in the "Answer changes" section below.)
+
+[ ] clm5_1
+
+[ ] clm5_0
+
+[ ] ctsm5_0-nwp
+
+[ ] clm4_5
+
+
+Bugs fixed
+----------
+
+CTSM issues fixed:
+- Fixes ESCOMP/CTSM#2255: make lint is not clean in ctsm5.1.dev152
+- Fixes ESCOMP/CTSM#2316: "make all" doesn't run black if lint fails
+- FIXES ESCOMP/CTSM#2362: FSURDATMODIFYCTSM test should be moved to Derecho or Izumi
+
+
+Notes of particular relevance for developers:
+---------------------------------------------
+
+Changes to tests or testing:
+- FSURDATMODIFYCTSM test changed from derecho_intel (didn't work in debug mode) to derecho_gnu. I.e., from
+    FSURDATMODIFYCTSM_D_Mmpi-serial_Ld1.5x5_amazon.I2000Clm50SpRs.derecho_intel
+  to
+    FSURDATMODIFYCTSM_D_Mmpi-serial_Ld1.5x5_amazon.I2000Clm50SpRs.derecho_gnu
+
+
+Testing summary:
+----------------
+
+ [PASS means all tests PASS; OK means tests PASS other than expected fails.]
+
+  regular tests (aux_clm: https://github.com/ESCOMP/CTSM/wiki/System-Testing-Guide#pre-merge-system-testing):
+
+    derecho ----- OK
+    izumi ------- OK
+
+  any other testing (give details below):
+  - "make all" in python/ is clean. 
+
+
+Other details
+-------------
+
+Pull Requests that document the changes (include PR ids):
+- ESCOMP/CTSM#2353: Do not crash "make all" even if pylint isn't clean (https://github.com/ESCOMP/CTSM/pull/2353)
+- ESCOMP/CTSM#2354: Resolve pylint issues (https://github.com/ESCOMP/CTSM/pull/2354)
+- ESCOMP/CTSM#2364: Move FSURDATMODIFYCTSM test to Derecho (https://github.com/ESCOMP/CTSM/pull/2364)
+
+===============================================================
+===============================================================
 Tag name: ctsm5.1.dev168
 Originator(s): slevis (Samuel Levis,UCAR/TSS,303-665-1310)
 Date: Fri 16 Feb 2024 01:27:41 PM MST

doc/ChangeSum

@@ -1,5 +1,6 @@
 Tag                   Who      Date  Summary
 ============================================================================================================================
+    ctsm5.1.dev169 samrabin 02/22/2024 Merge b4b-dev
     ctsm5.1.dev168   slevis 02/16/2024 Remove a source of negative snocan in CanopyFluxesMod
     ctsm5.1.dev167 samrabin 02/08/2024 Delete _FillValue and history from parameter files
     ctsm5.1.dev166 multiple 01/24/2024 BFB merge tag