In Android Q a popup will be displayed warning if the application has
not been designed for the latest version of android. This has currently been
dealt with on a per workload basis however this is a common popup so
add a method to dismiss the popup if present to the base class.
Do not concatenate start/stop markers to the action string with a '_',
delimit them with a space instead. This will make easier to parse the
message afterwards.
Adds various methods that are used in UxPerf workloads and additional
helper class for UxPerf specific functions.
Adds a class to contain UxPerf specific functions.
