Package check result: OK

Changes to worse in reverse depends:

Package: flightplot
Check: examples
New result: ERROR
  Running examples in ‘flightplot-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: plot_flights
  > ### Title: The main function to plot flight paths
  > ### Aliases: plot_flights
  > 
  > ### ** Examples
  > 
  > plot_flights(sample_trips[1:20,])
  Error in loadNamespace(x) : there is no package called ‘sp’
  Calls: plot_flights ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
  Execution halted