refactor: literally matches plus sign in paths in special_character_spec.rb
refactor: does not convert plus sign into space as the value of a named param in special_character_spec.rb
refactor: literally matches parenthese in paths in special_character_spec.rb
refactor: matches paths that include spaces encoded with %20 or + in special_character_spec.rb
refactor: matches paths that include ampersands in special_character_spec.rb