There's also a set of packages named CEDET/Semantic that may help, where CEDET is the "project" part and Semantic handles the auto-complete part. I only tried S

There's also a set of packages named CEDET/Semantic that may help, where CEDET is the "project" part and Semantic handles the auto-complete part. I only tried Semantic and it seemed to work fine, although I found I used it less and less so I got rid of it. I did not find any simple solution for auto-imports.