- import DatabaseUpdate, Query, ResultRowAccess traits as needed
 - name SQLITE_TIME_FMT conventionally
 - update to current rust
   rustc 0.13.0-nightly (adb44f53d 2014-10-12 00:07:15 +0000)
   - null_mut obsoletes mut_null
   - never mind allow(visible_private_types)

--HG--
branch : rust-closure-issue