use moment#fromNow instead if simple.util.readableTime
use moment-readable
fix the bug that readableTime behaves differently with different versions of moment(2.8.3 vs 2.8.4) in spec
use ISO8601 standard for readableTime
FIX: handle template.js conflict
Merge pull request #4 from mycolorway/zjz-readableTime-to-module-fromNow

use moment-readable to make date and time readable