properly skip empty lines in config files
properly skip empty lines in config files

todorez/tummiboot,miguelinux/gummiboot2systemd-boot,trilean/gummiboot,FrozenCow/gummiboot,android-ia/platform_external_gummiboot,todorez/gummiboot-multiboot2,aaronp24/gummiboot,trilean/gummiboot,liliang365/my_gummiboot,freedesktop-unofficial-mirror/gummiboot,liliang365/my_gummiboot,karelzak/gummiboot,FrozenCow/gummiboot,todorez/tummiboot,miguelinux/gummiboot2systemd-boot,android-ia/platform_external_gummiboot,todorez/gummiboot-multiboot2,aaronp24/gummiboot,freedesktop-unofficial-mirror/gummiboot,karelzak/gummiboot