Updated change log

Author: kmvanbrunt

CHANGELOG.md

@@ -1,7 +1,7 @@
 ## 0.9.13 (TBD, 2019)
 * Enhancements
     * `pyscript` limits a command's stdout capture to the same period that redirection does.
-      Therefore output from a command's postparsing and command finalization hooks isn't saved in the StdSim object.
+      Therefore output from a command's postparsing and finalization hooks isn't saved in the StdSim object.
 
 ## 0.9.12 (April 22, 2019)
 * Bug Fixes