implement 1.9.14 changed api interface - createTestPlan - test case prefix

[lczub]

now instead of test project name, test case prefix can be used to specify a test project

related TL Mantis Task

• 7020: [API - XMLRPC] API - XMLRPC - creatTestPlan() interface improvement

  /**
   * create a test plan
   * 
   * @param struct $args
   * @param string $args["devKey"]
   * @param int $args["testplanname"]
   * @param int $args["testprojectname"] use instead of $args["prefix"]
   * @param int $args["prefix"]          use instead of $args["testprojectname"] 
   * @param string $args["notes"], optional
   * @param string $args["active"], optional default value 1
   * @param string $args["public"], optional default value 1
   *   
   * @return mixed $resultInfo
   * @internal revisions
   */