Normalize format of config file
Normalize format of config file

 This will let us script changes to it with less noise in the diffs.

NeimadTL/ruby,Insti/xruby,NeimadTL/ruby,Insti/exercism-ruby,Insti/xruby,exercism/xruby,Insti/exercism-ruby,exercism/xruby,Insti/exercism-ruby,NeimadTL/ruby