Add some docs
Add some docs

wmzhai/mantra-demo,warehouseman/meteor-mantra-kickstarter,mantrajs/mantra-dialogue,hacksong2016/angel,warehouseman/meteor-mantra-kickstarter,worldwidejamie/silicon-basement,TheAncientGoat/mantra-sample-blog-coffee,mantrajs/meteor-mantra-kickstarter,Entropy03/jianwei,warehouseman/meteor-mantra-kickstarter,markoshust/mantra-sample-blog-app,mantrajs/mantra-sample-blog-app,ShockiTV/mantra-test,LikeJasper/mantra-plus