Importing project can be a bit tricky for non-experienced Eclipse user. You have to go in File > Import... > General > Existing Projects into Workspace, then select the project root directory. It displays you the projects found into the directory, you have to select your project. Check the “Copy projects into workspace” if you want to copy the sources files into the workspace otherwise it will set links to the sources.
If in the newly imported project still contains the other developer local paths, it means he/she did not populate the project or put the settings with relative paths. Eclipse can’t automatically evaluate it these files/options should or not be local...