toString methods for Commands.

app/src/main/java/de/jotomo/ruffyscripter/commands/BolusCommand.java

@@ -85,4 +85,11 @@ public class BolusCommand implements Command {
             throw new CommandException().message("Failed to set correct bolus. Expected: " + bolus + ", actual: " + displayedBolus);
         }
     }
+
+    @Override
+    public String toString() {
+        return "BolusCommand{" +
+                "bolus=" + bolus +
+                '}';
+    }
 }

app/src/main/java/de/jotomo/ruffyscripter/commands/CancelTbrCommand.java

@@ -17,4 +17,9 @@ public class CancelTbrCommand implements Command {
         }
         return new SetTbrCommand(100, 0).execute(scripter);
     }
+
+    @Override
+    public String toString() {
+        return "CancelTbrCommand{}";
+    }
 }

app/src/main/java/de/jotomo/ruffyscripter/commands/SetTbrCommand.java

@@ -235,4 +235,12 @@ public class SetTbrCommand implements Command {
             throw new CommandException().message("Setting TBR failed, TBR in MAIN_MENU differs from expected");
         }
     }
+
+    @Override
+    public String toString() {
+        return "SetTbrCommand{" +
+                "percentage=" + percentage +
+                ", duration=" + duration +
+                '}';
+    }
 }