Added emacs files to .gitignore
Updated gnutls component
Add working monitor for KVM.
KVM: put password in URL itself.

This is still secure because we use HTTPS, then url is encrypted as well.
Add nettle component.
gnutls 3.x requires nettle.
Update Qemu to 1.5.1.
qmeu: Add missing extends.
Fix configure options in qemu.
Set new name for kvm section for future uses.
Add pixman in LDFLAGS for runtime.
Use slapos.recipe.cmmi new features to detect plaftorm if possible.