ROMFS: Clear out SITL mixers from deployed image, delete unused mixers, move test mixers to test config

ROMFS/px4fmu_common/mixers/quad_v.main.mix

@@ -1,18 +0,0 @@
-Multirotor mixer for PX4FMU
-===========================
-
-This file defines a single mixer for a quadrotor in the V configuration.  All controls
-are mixed 100%.
-
-R: 4v 10000 10000 10000 0
-
-Gimbal / payload mixer for last two channels
------------------------------------------------------
-
-M: 1
-O:      10000  10000      0 -10000  10000
-S: 3 5  10000  10000      0 -10000  10000
-
-M: 1
-O:      10000  10000      0 -10000  10000
-S: 3 6  10000  10000      0 -10000  10000

posix-configs/SITL/init/rcS_gazebo_plane

@@ -42,7 +42,7 @@ ekf2 start
 fw_pos_control_l1 start
 fw_att_control start
 land_detector start fixedwing
-mixer load /dev/pwm_output0 ../../../../ROMFS/px4fmu_common/mixers/plane_sitl.main.mix
+mixer load /dev/pwm_output0 ../../../../ROMFS/sitl/mixers/plane_sitl.main.mix
 mavlink start -u 14556 -r 2000000
 mavlink start -u 14557 -r 2000000 -m onboard -o 14540
 mavlink stream -r 80 -s POSITION_TARGET_LOCAL_NED -u 14556

posix-configs/SITL/init/rcS_gazebo_standard_vtol

@@ -69,7 +69,7 @@ mc_pos_control start
 mc_att_control start
 fw_pos_control_l1 start
 fw_att_control start
-mixer load /dev/pwm_output0 ../../../../ROMFS/px4fmu_common/mixers/standard_vtol_sitl.main.mix
+mixer load /dev/pwm_output0 ../../../../ROMFS/sitl/mixers/standard_vtol_sitl.main.mix
 mavlink start -u 14556 -r 2000000
 mavlink start -u 14557 -r 2000000 -m onboard -o 14540
 mavlink stream -r 80 -s POSITION_TARGET_LOCAL_NED -u 14556

unittests/mixer_test.cpp

@@ -7,6 +7,6 @@
 
 TEST(MixerTest, Mixer)
 {
-	const char *args[] = {"empty", "../ROMFS/px4fmu_common/mixers/IO_pass.mix", "../ROMFS/px4fmu_common/mixers/quad_test.mix"};
+	const char *args[] = {"empty", "../ROMFS/px4fmu_test/mixers/IO_pass.mix", "../ROMFS/px4fmu_test/mixers/quad_test.mix"};
 	ASSERT_EQ(test_mixer(3, (char **)args), 0) << "IO_pass.mix failed";
 }