WIP: Update 2020Oct.md, no explicit "lmod" module
Update 2020Oct.md, there are lmod lua module files for software components, but no explicit "lmod" module as compared to tcl module files and the explicit "modules" module file.
Edited by Helen He
Update 2020Oct.md, there are lmod lua module files for software components, but no explicit "lmod" module as compared to tcl module files and the explicit "modules" module file.