replace bare net::http with faraday
remove xml processing code
re-fix HTML unescaping of data items
use multi-json instead of ruby-yajl
improved harvest middleware
remove unused code
fix throttling and malformed json
remove unused methods
extract net code into hcl::net
rename net test
net: cleanup
Merge pull request #46 from zenhob/faraday

Switch to a Faraday-based JSON API client for Harvest.