Flight Tasks: CMake/folder restructure (no code change)

put flight tasks in separate folder and create a lib for each
goal is to select tasks for targets (e.g. because of flash issue)

src/lib/FlightTasks/tasks/Sport/FlightTaskSport.hpp

@@ -0,0 +1,64 @@
+/****************************************************************************
+ *
+ *   Copyright (c) 2017 PX4 Development Team. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name PX4 nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/**
+ * @file FlightTaskSport.hpp
+ *
+ * Manual controlled position with maximum speed and no smoothing.
+ */
+
+#pragma once
+
+#include "FlightTaskManualPosition.hpp"
+#include "mathlib/mathlib.h"
+#include <float.h>
+
+using namespace matrix;
+
+class FlightTaskSport : public FlightTaskManualPosition
+{
+public:
+	FlightTaskSport() = default;
+
+	virtual ~FlightTaskSport() = default;
+
+	bool activate() override
+	{
+		bool ret = FlightTaskManualPosition::activate();
+
+		// default constraints already are the maximum allowed limits
+		_setDefaultConstraints();
+
+		return ret;
+	}
+};