cmake remove circular linking and reorganize

- px4_add_module now requires MAIN
 - px4_add_library doesn't automatically link

src/drivers/camera_trigger/CMakeLists.txt

@@ -42,6 +42,5 @@ px4_add_module(
                 interfaces/src/seagull_map2.cpp
                 interfaces/src/gpio.cpp
 	DEPENDS
-		platforms__common
 	)
-# vim: set noet ft=cmake fenc=utf-8 ff=unix :
+

src/drivers/camera_trigger/camera_trigger.cpp

@@ -52,7 +52,7 @@
 #include <px4_workqueue.h>
 #include <systemlib/systemlib.h>
 #include <systemlib/err.h>
-#include <systemlib/param/param.h>
+#include <parameters/param.h>
 #include <systemlib/mavlink_log.h>
 
 #include <uORB/uORB.h>

src/drivers/camera_trigger/interfaces/src/camera_interface.h

@@ -4,7 +4,7 @@
 
 #pragma once
 
-#include <systemlib/param/param.h>
+#include <parameters/param.h>
 #include <px4_log.h>
 
 #define arraySize(a) (sizeof((a))/sizeof(((a)[0])))

src/drivers/camera_trigger/interfaces/src/pwm.h

@@ -9,7 +9,7 @@
 #ifdef __PX4_NUTTX
 
 #include <drivers/drv_hrt.h>
-#include <systemlib/param/param.h>
+#include <parameters/param.h>
 #include <px4_log.h>
 
 #include "camera_interface.h"