Organize tests
Fix test description
Set up failing test generating signal_set_va_marshaller

This method has an argument that has an unresolved type.
Map infos of type :unresolved to a separate class
Implement IUnresolvedInfo#to_ffitype
Update change log
Handle unresolved type aliases [merges 'handle-unresolved-type']
Autocorrect RuboCop offense
Auto-correct RuboCop offenses in test/
Configure new Rubocop 0.27 offense
Fix new StringLiteralsInInterpolation offense
Configure and fix offenses in test/
Replace class variable with class instance variable
Make RuboCop ignore a long parameter list
Temporarily disable TrailingWhitespace in test/
Regenerate RuboCop todo file