Revert "ipfs: 2016-09-13 -> 0.4.2"
Revert "ipfs: 2016-09-13 -> 0.4.2"

We can't use the stable version of ipfs currently as it has bugs
which cause ipfs to crash and newer versions of the datastore can't
roll backward.

This reverts commit cdd446d7822d789b2731bc0e29a90847f202a5e7.

triton/triton,triton/triton,triton/triton,triton/triton,triton/triton,triton/triton,triton/triton,triton/triton