hometown
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avoid warnings when instance variables aren't initialized
This PR fixes 1000's of warnings about instance variables not being set when using Ruby 2.6 or greater.
Coverage decreased (-0.2%) to 98.524% when pulling bd6242854c1098f7696742d348300b491e7beb7b on mwlang:master into 1d955bd684d5f9a81134332ae0b474252b793687 on jasonrclark:master.
I took a look at these failures and they do not appear to be stemming from changes I made.