a couple of great fixes from @JaveyWang

fix python3 int/float error

bad merge from last commit, fixed all_masked -> masked. now this actually works :)

fixed masking of capsule activity during reconstruction.

activations for reconstruction network

Merge branch 'master' of https://github.com/timomernick/pytorch-capsule

implemented reconstruction loss

err, undo that std change, it breaks mnist

better initialization of weights

more comments

remove dead code

Merge branch 'master' of https://github.com/timomernick/pytorch-capsule

a few comments

Update README.md

code