add pps endpoint project
add optional params to include version and realm in oauth header
use request token instead of test token
move integration tests to PPS.Test proj
push getSignatureKey down to baseParam class.
push httpClient down to baseTokenCommand class, stub out GetVerifierToken Command
Add TokenHelper for static getToken calls
add log4net intializer to assemblyInfo
throw argumentException instead of generic exception
GetVerifier test passing.