update to capture more in telemetry

[gauravsaralMs]

Please make sure the code is following contribution guidelines in CONTRIBUTING.md

• : This PR has a corresponding issue open in the Repository.
• : Approach is signed off on the issue.

Issue: #502

[gauravsaralMs]

Sample CI for create policy
{
"uniqueIdentifier": "d0ad9731-7500-4b41-98b8-e118b8fa8e85",
"anonymousIdentifier": "",
"hostId": "c3592803-54b1-40e5-ae9a-61299988b049",
"identity": "",
"vsid": "a8c73bbe-8fc9-442f-92af-f56e8f32a969",
"cuid": "f4a9cb7c-f5c6-744d-8f0b-8c07919e28d6",
"area": "AzureDevopsCli",
"feature": "repos",
"timeStamp": "2019-03-27T09:29:16.4283632Z",
"userAgent": "python/3.6.6 (Windows-10-10.0.17763-SP0) msrest/0.6.4 vsts/0.1.26 devOpsCli/0.4.0",
"properties": {
"Command": "policy approver-count create",
"Args": "repository_id branch is_blocking is_enabled minimum_approver_count creator_vote_counts allow_downvotes reset_on_source_push",
"ShellType": "cmd",
"IsInteractive": "True",
"OutputType": "table"
}
}