remove docstring changes

Author: ChrisRackauckas

src/config.jl

@@ -136,9 +136,6 @@ If `f!` is `nothing` instead of the actual target function, then the returned in
 be used with any target function. However, this will reduce ForwardDiff's ability to catch
 and prevent perturbation confusion (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `y` or `x`.
 """
 @inline function DerivativeConfig(f::F,
@@ -181,9 +178,6 @@ If `f` or `tag` is `nothing`, then the returned instance can be used with any ta
 However, this will reduce ForwardDiff's ability to catch and prevent perturbation confusion
 (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `x`.
 """
 @inline function GradientConfig(f::F,
@@ -228,9 +222,6 @@ If `f` or `tag` is `nothing`, then the returned instance can be used with any ta
 However, this will reduce ForwardDiff's ability to catch and prevent perturbation confusion
 (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `x`.
 """
 @inline function JacobianConfig(f::F,
@@ -263,9 +254,6 @@ If `f!` or `tag` is `nothing`, then the returned instance can be used with any t
 However, this will reduce ForwardDiff's ability to catch and prevent perturbation confusion
 (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `y` or `x`.
 """
 @inline function JacobianConfig(f::F,
@@ -316,9 +304,6 @@ If `f` or `tag` is `nothing`, then the returned instance can be used with any ta
 However, this will reduce ForwardDiff's ability to catch and prevent perturbation confusion
 (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `x`.
 """
 @inline function HessianConfig(f::F,
@@ -350,9 +335,6 @@ If `f` or `tag` is `nothing`, then the returned instance can be used with any ta
 However, this will reduce ForwardDiff's ability to catch and prevent perturbation confusion
 (see https://github.com/JuliaDiff/ForwardDiff.jl/issues/83).
 
-If `tag` is `:hash`, a small hash-based tag is provided. This tracks perturbation confusion
-with similar accuracy, but is much smaller than `tag = :type`, which stores the full type.
-
 This constructor does not store/modify `x`.
 """
 @inline function HessianConfig(f::F,