lots of "instance variable @foobar not initialized"

[aesnyder]

Any suggestions for how to use this?

While it is appearing to work, I'm getting lots of these:

/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:126: warning: instance variable @use_symbol_denominator_syntax not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:126: warning: instance variable @use_symbol_denominator_syntax not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/dimensions.rb:227: warning: instance variable @physical_quantity not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:126: warning: instance variable @use_symbol_denominator_syntax not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:95: warning: instance variable @use_symbol_parentheses not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/unit.rb:131: warning: instance variable @use_superscript_characters not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized
/Users/asnyder/.gem/ruby/1.9.3/gems/quantify-3.2.1/lib/quantify/unit/base_unit.rb:271: warning: instance variable @scaling not initialized