AC_Sprayer: remove example sketch

This only tested compiling anyway

libraries/AC_Sprayer/examples/AC_Sprayer_test/AC_Sprayer_test.pde

@@ -1,84 +0,0 @@
-/*
- *       Example of AC_Sprayer library .
- *       DIYDrones.com
- */
-
-#include <AP_Common.h>
-#include <AP_Progmem.h>
-#include <AP_Math.h>            // ArduPilot Mega Vector/Matrix math Library
-#include <AP_Param.h>
-#include <AP_HAL.h>
-#include <AP_HAL_AVR.h>
-
-#include <AP_GPS.h>             // ArduPilot GPS library
-#include <AP_GPS_Glitch.h>      // GPS glitch protection library
-#include <AP_ADC.h>             // ArduPilot Mega Analog to Digital Converter Library
-#include <AP_ADC_AnalogSource.h>
-#include <AP_Baro.h>            // ArduPilot Mega Barometer Library
-#include <AP_Baro_Glitch.h>     // Baro glitch protection library
-#include <Filter.h>
-#include <AP_Compass.h>         // ArduPilot Mega Magnetometer Library
-#include <AP_Declination.h>
-#include <AP_InertialSensor.h>  // ArduPilot Mega Inertial Sensor (accel & gyro) Library
-#include <AP_AHRS.h>
-#include <AP_Airspeed.h>
-#include <AP_Vehicle.h>
-#include <AC_PID.h>             // PID library
-#include <AC_P.h>               // P library
-#include <AP_Buffer.h>          // ArduPilot general purpose FIFO buffer
-#include <AP_InertialNav.h>     // Inertial Navigation library
-#include <DataFlash.h>
-#include <GCS_MAVLink.h>
-#include <AP_Mission.h>
-#include <StorageManager.h>
-#include <AP_Terrain.h>
-#include <RC_Channel.h>
-#include <AC_Sprayer.h>         // Crop Sprayer library
-#include <AP_Notify.h>
-#include <AP_Nav_Common.h>
-#include <AP_BattMonitor.h>
-
-const AP_HAL::HAL& hal = AP_HAL_BOARD_DRIVER;
-
-// INS and Baro declaration
-AP_InertialSensor ins;
-
-#if CONFIG_HAL_BOARD == HAL_BOARD_APM1
-AP_ADC_ADS7844 adc;
-#endif
-
-AP_Baro baro;
-
-// GPS declaration
-AP_GPS gps;
-GPS_Glitch gps_glitch(gps);
-Baro_Glitch baro_glitch(baro);
-
-AP_Compass_HMC5843 compass;
-AP_AHRS_DCM ahrs(ins, baro, gps);
-
-// Inertial Nav declaration
-AP_InertialNav inertial_nav(ahrs, baro, gps_glitch, baro_glitch);
-
-// Sprayer
-AC_Sprayer sprayer(&inertial_nav);
-
-void setup()
-{
-    // display welcome message
-    hal.console->println("AC_Sprayer library test");
-
-    // enable sprayer
-    sprayer.enable(true);
-
-    // set-up pump rate
-    sprayer.set_pump_rate(1.0);
-}
-
-void loop()
-{
-    // repeated call sprayer at different velocities
-    sprayer.update();
-}
-
-AP_HAL_MAIN();

libraries/AC_Sprayer/examples/AC_Sprayer_test/Makefile

@@ -1 +0,0 @@
-include ../../../../mk/apm.mk