* adding raises defect across the codebase
* use unittest2
* add windows deps caching
* update mingw link
* die on failed peerinfo initialization
* use result.expect instead of get
* use expect more consistently and rework inits
* use expect more consistently
* throw on missing public key
* remove unused closure annotation
* merge master
* Fix security issue #266.
* Add more tests.
* Fix PeerID tests should not use RSA-512 keys.
* Fix crypto tests to use vectors with 2048+ bits.
* Disable 4096bit RSA key generation for CI debug runs.
* reuse single RNG instance for all crypto key generation
* use foolproof rng
* initRng -> newRng (because it's ref)
* fix test
* imports/exports, chat fix
* fix rsa
* imports and exports
* work around threadvar issue
* fixup
* mac workaround test