[Sample Application] Crash on Invalid Submission

[ZKjellberg]

When the user takes a bad picture, no results are returned, resulting in a NullPointerException crash.

Process: com.sandro.openalprsample, PID: 4146
java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList org.openalpr.model.Results.getResults()' on a null object reference
   at com.sandro.openalprsample.MainActivity$2$1.run(MainActivity.java:104)
   at android.os.Handler.handleCallback(Handler.java:739)
   at android.os.Handler.dispatchMessage(Handler.java:95)
   at android.os.Looper.loop(Looper.java:148)
   at android.app.ActivityThread.main(ActivityThread.java:5417)
   at java.lang.reflect.Method.invoke(Native Method)
   at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
   at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

[SandroMachado]

Closed by e103794