Merge pull request #14 from wiggzz/devel

Improved back end to support JSON serialization via todict and fromdict methods
Revert "Improved back end to support JSON serialization via todict and fromdict methods"
Merge pull request #15 from Storj/revert-14-devel

Revert "Improved back end to support JSON serialization via todict and f...
Merge pull request #17 from wiggzz/devel

Added comparison operators for heartbeat objects
Merge pull request #18 from wiggzz/devel

Small bug fixes
Merge branch 'devel' of github.com:storj/heartbeat into devel
merged devel to master
Revert "Merge pull request #15 from Storj/revert-14-devel"

This reverts commit c2771c41c635fbd28adf5cf6fdc10c8df7bdcc5d, reversing
changes made to 569109895fbefc2c31fb5b6401b8262ee6236003.
Merge branch 'devel'
Merge branch 'master' of github.com:wiggzz/heartbeat
Merge pull request #19 from wiggzz/master

Pulling in changes in preparation of merging to master.
added comment for source of code in clz.h
added copyright notice for pycxx
fixed typo
removed file keyword from example.
added security features to heartbeat for safe deserialization
more security enhancements.