Move pic animation documentation to docs/

Move growth rates to a data/ table
Name more SECTIONs

data/growth_rates.asm

@@ -0,0 +1,20 @@
+growth_rate: MACRO
+; [1]/[2]*n**3 + [3]*n**2 + [4]*n - [5]
+	dn \1, \2
+	if \3 & $80 ; signed
+		db -\3 | $80
+	else
+		db \3
+	endc
+	db \4, \5
+ENDM
+
+GrowthRates: ; 50efa
+; entries correspond to base growth rate constants (see constants/pokemon_data_constants.asm)
+	growth_rate 1, 1,   0,   0,   0 ; Medium Fast
+	growth_rate 3, 4,  10,   0,  30 ; Slightly Fast
+	growth_rate 3, 4,  20,   0,  70 ; Slightly Slow
+	growth_rate 6, 5, -15, 100, 140 ; Medium Slow
+	growth_rate 4, 5,   0,   0,   0 ; Fast
+	growth_rate 5, 4,   0,   0,   0 ; Slow
+; 50f12