The cartoons are mostly puerile. I can see why Muslims might be annoyed. But the push for censorship was over the line. Condemnation, criticism, boycott, sure. Censorship or other official sanction: no.
And threats with guns? Give me a break.
Here's a Muslim's take:
http://www.altmuslim.com/perm.php?id=1642_0_25_0_C