introduced util class to manage Vectors
Added management of tracker settings; Introduced first tracking screen; Improved tracker management; updated resources and libraries;
added management for tracker settings; fixed navigation back from tracker settings;
added tracker information display; going back to tracker info screen after successful queue; updated libraries; updated resources; updated layout config;
disabled send button on screen initialization
fixed list size to fill screen
tidy up main class, moved call info (as a reminder for development) to the tracker mediator
updated extension
disabled action buttons with no screen assigned
added event tracking screen with mediator; refactored tracking screen to abstract common code
complete data validation for event creation; improved form layout for track screens;
changelog updated