[vision_visp] Data used in the tutorials

• tutorial-static-box.bag is a rosbag that contains a video sequence showing a box (for testing [visp_tracker] and learning purpose).
• tutorial-qrcode.bag is a rosbag that contains a video sequence showing a target with a QR code (for testing [visp_auto_tracker] and learning purpose).
• calib-live-firewire.launch is a launch file that shows how to use visp_camera_calibration package to calibrate from images acquired by a firewire camera
• template-qr-code.pdf contains an image of a QR code that could be used in [visp_auto_tracker]
• template-flash-code.pdf contains an image of a flash code that could be used in [visp_auto_tracker]