2D/3D point and pose PDFs

// classes

class mrpt::poses::CPoint2DPDF;
class mrpt::poses::CPoint2DPDFGaussian;
class mrpt::poses::CPointPDF;
class mrpt::poses::CPointPDFGaussian;
class mrpt::poses::CPointPDFParticles;
class mrpt::poses::CPointPDFSOG;

template <class T>
class mrpt::poses::CPose2DGridTemplate;

class mrpt::poses::CPose3DPDF;
class mrpt::poses::CPose3DPDFGaussian;
class mrpt::poses::CPose3DPDFGaussianInf;
class mrpt::poses::CPose3DPDFGrid;
class mrpt::poses::CPose3DPDFParticles;
class mrpt::poses::CPose3DPDFSOG;
class mrpt::poses::CPose3DQuatPDF;
class mrpt::poses::CPose3DQuatPDFGaussian;
class mrpt::poses::CPose3DQuatPDFGaussianInf;
class mrpt::poses::CPosePDF;
class mrpt::poses::CPosePDFGaussian;
class mrpt::poses::CPosePDFGaussianInf;
class mrpt::poses::CPosePDFGrid;
class mrpt::poses::CPosePDFParticles;
class mrpt::poses::CPosePDFSOG;
class mrpt::poses::CPoseRandomSampler;