Added logs for managed sources. Added pull functionality for subscriptions but ApiClient still needs to be changed to handle the new line JSON response from pull
Completed the pull example, the API client can now handle new line delimited JSON
Added Historics/pause and Historics/resume.
Fixed some broken meethods in DataSift_Push_Subscription.

Wrote a new example of how to load and reload subscriptions.
Merge pull request #32 from datasift/feature/newFeatures

Feature/new features