g15helper.pro: Don't use "mt.exe" with MinGW
g15helper.pro: Don't use "mt.exe" with MinGW

Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble