[#80253548] No need to track .roboconf.sh.  Minor comment change to fix RubyMine bash syntax highlighter
[#80253548] (m) minor change in comment to fix RubyMine bash syntax colorizing (not a smart RubyMine plugin)
[#80253548] Reordered functions to group those needed for auto-submodule-updating and put prominent comments in identifying such