fix: failure of make engine test when a make engine alias contains a modifier. There can be more than one variant per alias via "." e.g. make.extrastuff where make and extrastuff are variants.

//<branchInfo originator="suchatte" since="07-04-16" category="merge"> 
//Activate PCFW for Screensaver 
//</branchInfo> 
// BRANCH 07-04-16: suchatte