Contains the operations exposed by the Clarizen web serviceLogs in to the Clarizen API server and starts a session
@param userName Login user name
@param password Login password
@param options Additional options such as partnerId and applicationId
@return a <see cref="LoginResult" /> with the new session IdTerminates an active web services sessionExecutes a Query request. This is the same as sending a Query message to the <see cref="Execute" /> method.
@param queryExpression The query to execute
@return A <see cref="QueryResult" /> instance.Executes a Metadata request. This is the same as sending a <see cref="MetadataMessage" /> to the <see cref="Execute" /> method
@param request a Metadata request
@return Returns an instance of a <see cref="Result" />. You must cast this to the specific instance corresponding to the <c>request</c> parameter.Perform operations against the Clarizen web services
@param request An array of requests derived from <see cref="BaseMessage" />
@return An array of <see cref="Result" /> corresponsding to each request. You must cast each result to the specific instance that corresponds to the request parameter. See the remarks section for more information