Funnel CP vs NCP

[storopoli]

@mohamed82008 this is the initial draft.

Addresses some of the #15.

[storopoli]

@mohamed82008 now it works with omega transposed

Summary Statistics
  parameters       mean       std   naive_se      mcse       ess      rhat   ess_per_sec 
      Symbol    Float64   Float64    Float64   Float64   Float64   Float64       Float64 

        tvcl     9.5000    0.0000     0.0000    0.0000    5.1078    1.9442        0.0682
         tvq    19.0000    0.0000     0.0000    0.0000    4.6758    2.7720        0.0624
        tvvc    67.0000    0.0000     0.0000    0.0000    4.0404       Inf        0.0539
        tvvp   102.0000    0.0000     0.0000    0.0000    7.7134    1.2429        0.1029
        tvka     1.2000    0.0000     0.0000    0.0000   20.7101    1.1333        0.2763
           σ     0.8300    0.0000     0.0000    0.0000    6.0050    1.7399        0.0801
        C₂,₁     0.0000    0.0000     0.0000    0.0000    6.3589    1.6951        0.0849
        C₃,₁     0.0000    0.0000     0.0000    0.0000    6.5587    1.6559        0.0875
        C₄,₁     0.0000    0.0000     0.0000    0.0000   15.4112    1.1870        0.2056
        C₅,₁     0.0000    0.0000     0.0000    0.0000    4.8206    2.5184        0.0643
        C₃,₂    -0.0000    0.0000     0.0000    0.0000    9.1604    1.3845        0.1222
        C₄,₂    -0.0000    0.0000     0.0000    0.0000    4.7621    2.6492        0.0635
        C₅,₂     0.0000    0.0000     0.0000    0.0000    5.3228    2.0887        0.0710
        C₄,₃     0.0000    0.0000     0.0000    0.0000    4.7380    2.6438        0.0632
        C₅,₃     0.0000    0.0000     0.0000    0.0000    5.1719    2.1924        0.0690
        C₅,₄    -0.0000    0.0000     0.0000    0.0000    7.8162    1.4835        0.1043
          ω₁     0.8000    0.0000     0.0000    0.0000    4.4271    3.2499        0.0591
          ω₂     0.1000    0.0000     0.0000    0.0000    4.1752    4.2291        0.0557
      ⋮           ⋮          ⋮         ⋮          ⋮         ⋮         ⋮           ⋮
                                                                            3 rows omitted