1. A method for managing user applications, the method comprising: capturing, by a data processing system, images of displayed user interface display screens of a running user application on the data processing system, wherein the data processing system uses an embedded instrumentation library in the running user application to capture the images of the displayed user interface display screens; calculating, by the data processing system, screen position coordinates corresponding to components within the displayed user interface display screens of the running user application; and generating, by the data processing system, a display screen data package that includes the captured images of the displayed user interface display screens of the running user application and the calculated screen position coordinates corresponding to the components within the displayed user interface display screens.