add "raw" body encoder
jshint warn fixed
bump version to 0.3.0
add description of "raw" body encoder
update changelog
List all options for further usage
Merge pull request #78 from nodules/list-all-options

List all options for further usage
bump version to 0.3.1
fix serialization of non-string literals in multipart encoder, fix #79
bump version to 0.3.2, update changelog
temporary remove node.js 0.11 from travis config
add sanity https support and refactoring AdvancedAgent
fix AdvancedAgent inheritance test
fix AdvancedAgent.pool usage test
fix "agent persistence" test
fix "global and default pools sizes is 1024" test
fix default AdvancedAgent behaviour

* remove `protocol` option for Request.getAgent
* default `protocol` option for Request as of http.request
  ('http:' or 'https:')
* most of tests are done
fix "non-persistent agent" test
fix test of "Request.getAgent for non-existing agent name"
fix test of "Request.getAgent for existing agent"