Merge pull request rustsec#126 from RustSec/RUSTSEC-2019-0011

Assign RUSTSEC-2019-0011 to memoffset

Author: tarcieri

crates/memoffset/RUSTSEC-0000-0000.toml renamed to crates/memoffset/RUSTSEC-2019-0011.toml

@@ -1,5 +1,5 @@
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2019-0011"
 package = "memoffset"
 date = "2019-07-16"
 title = "Flaw in offset_of and span_of causes SIGILL, potential memory unsafety"