SPRINGFIELD — A Senate panel with a full plate of proposals moved expeditiously today, advancing new measures on surveillance and sex-offender registration. In its first substantive action of the spring session, the Criminal Law Committee also green-lighted a bill that allows warrants to be sent via e-mail.Electronic surveillance Citing a 2012 U.S. Supreme Court case which held that tracking vehicles via GPS constituted a Fourth Amendment search, the committee weighed a bill that limits authorities&rsquo …