The team at HMSI has decided 2015 will be its year to be aggressive. The first salvo fired was the new generation of the Unicorn, which has now gone 160cc. The very hot and desirable roofless variant of the 911 is the Targa; we review the 4S version. Also, the 75 global jurors have completed the first round of voting, so we bring you the shortlisted finalists for the World Car Awards 2015.