Spurious "command replacing existing command" log entries

[Eric Pettersen]

The following bug report has been submitted:
Platform:        Darwin-17.7.0-x86_64-i386-64bit
ChimeraX Version: 0.9 (2019-03-15)
Description
Tons of "command is replacing existing command" log entries

Log:
UCSF ChimeraX version: 0.9 (2019-03-15)  
© 2016-2019 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open 5b24 format mmCIF fromDatabase pdb

FYI: command is replacing existing command: "lighting"  
5b24 title:  
The crystal structure of the nucleosome containing cyclobutane pyrimidine
dimer [more info...]  
  
Chain information for 5b24 #1  
---  
Chain | Description  
A E | Histone H3.1  
B F | Histone H4  
C G | Histone H2A type 1-B/E  
D H | Histone H2B type 1-J  
I J | DNA (145-mer)  
  
  
FYI: command is replacing existing command: "preset"  

> preset cartoon/nucleotides cylinders/stubs

FYI: command is replacing existing command: "surface"  
FYI: command is replacing existing command: "~surface"  
FYI: command is replacing existing command: "sop"  
FYI: command is replacing existing command: "cartoon"  
FYI: command is replacing existing command: "~cartoon"  
FYI: command is replacing existing command: "~nucleotides"  

> preset '"initial styles"' cartoon




OpenGL version: 4.1 NVIDIA-10.32.0 355.11.10.10.40.102
OpenGL renderer: NVIDIA GeForce GTX 675MX OpenGL Engine
OpenGL vendor: NVIDIA Corporation

[Eric Pettersen]

Greg apparently fixed this.