Avoid naming time type module the same as a builtin

In order to avoid naming conflicts which can easily
occur if we name our time module as a python builtin
just pick a name that doesn't conflict (it still
retains the same meaning).

Change-Id: Ia19f3776689d2b1f31f7cbfaa15e53f99a3ee900
Merge "Avoid naming time type module the same as a builtin"