* copyright headers for agent folder
* Ignore test data files
* fix proto files and remove headers in agent/uiserver folder
* ignore deep-copy files
* copyright headers for agent folder
* fix merge conflicts
* copyright headers for agent folder
* Ignore test data files
* fix proto files
* ignore agent/uiserver folder for now
* copyright headers for agent folder
* Add copyright headers for acl, api and bench folders
This commit finishes replacing references to "AdminPartition" with
"Partition". This now matches other uses in the codebase such as the CLI
command, HTTP API, and the query parameter.