Merge pull request #1878 from apache/revert-1877-release2.4

Revert "Changed the license year in Release 2.4.0 branch"
diff --git a/core/sqf/sqenvcom.sh b/core/sqf/sqenvcom.sh
index ee65050..72e4c55 100644
--- a/core/sqf/sqenvcom.sh
+++ b/core/sqf/sqenvcom.sh
@@ -37,7 +37,7 @@
 export TRAFODION_VER="${TRAFODION_VER_MAJOR}.${TRAFODION_VER_MINOR}.${TRAFODION_VER_UPDATE}"
 
 # Product copyright header
-export PRODUCT_COPYRIGHT_HEADER="2015-2019 Apache Software Foundation"
+export PRODUCT_COPYRIGHT_HEADER="2015-2020 Apache Software Foundation"
 ##############################################################
 # Trafodion authentication:
 #    Set TRAFODION_ENABLE_AUTHENTICATION to YES to enable