Update version number
Rename system to systemFunctions
Move system functions to bottom of code for readability - fix ambigious call to subroutine exit
Rename variable 'return' to 'virtualMachines' for readability
Add comments
Add documentation
Add documentation for system commands
Remove unrequired exitIndicator function and pass sub {} to callback for menuitem which exits application indicator
Relabel menuItem from Quit -> Exit
Add documentation
Add documentation
Use switch instead of if/else for sorting virtual machines by status
Tidy buildMenu subroutine for running virtual machines
Merge saved and innactive virtual machines into one loop - reduce code significantly