Adjusting json resource names

* "data_source" for data sources
* "job_binary" for job binaries
* "job_binary_internal" for job binary internals
* "job_origin" for job origins
* "job" for jobs

Change-Id: Ib5f9dc9f4646fc45a6bf2c5c7a822041e1968213
Merge "Adjusting json resource names"