refact(data): reorder metadata

database/Caradonna1981_data.csv

 # Caradonna & Tung, Experimental and Analytical Studies of a Model Helicopter Rotor in Hover, 1981 (NASA-TM-81232)
 # Tags: hover, incomplete
-# deg, rpm, -, -, -, -, -, -, -
 collective pitch, rpm, CL@0.5, CL@0.68, CL@0.80, CL@0.89, CL@0.96, CT, notes
+deg, rpm, -, -, -, -, -, -, -
 2,  1250, 0.0394, 0.0389, 0.0631, 0.0346, 0.0471, ,
 2,  1500, 0.0374, 0.0503, 0.0651, 0.0319, 0.0481, ,
 2,  1750, 0.0352, 0.0571, 0.0631, 0.0333, 0.0496, ,

database/Knight1937_data.csv

 # Knight & Hefner, Static Thrust Analysis of the Lifting Airscrew, 1937 (NACA-TN-626)
 # Tags: hover
-# -, -, fps, -, -, deg, -, -, -, -, rc/R, -
 number of blades, solidity, tip speed, tip reynolds, tip mach, collective pitch, CT, CP, CT/sigma, CP/sigma, root cutout, notes
+-, -, fps, -, -, deg, -, -, -, -, rc/R, -
 2, 0.04244, 251.3, 267825, 0.22511, 0.0,  0.000000, 0.0000540, 0.00000, 0.001272, 0.150,
 2, 0.04244, 251.3, 267825, 0.22511, 1.0,  0.000140, 0.0000555, 0.00330, 0.001308, 0.150,
 2, 0.04244, 251.3, 267825, 0.22511, 2.0,  0.000437, 0.0000625, 0.01028, 0.001473, 0.150,