fixed installer so uninstaller is run when upgrading. fixed removing qt dll's from wrong directory
fixed installer so uninstaller is run when upgrading. fixed removing qt dll's from wrong directory

isis-ammo/ammo-gateway,isis-ammo/ammo-gateway,isis-ammo/ammo-gateway,isis-ammo/ammo-gateway,isis-ammo/ammo-gateway,isis-ammo/ammo-gateway