zero! for CachedArray, _vec for Adjoint

Author: dlfivefifty

src/cache.jl

@@ -136,4 +136,4 @@ Base.replace_in_print_matrix(A::CachedMatrix, i::Integer, j::Integer, s::Abstrac
 # special for zero cache
 ###
 
-zero!(A::CachedVector{<:Any,<:Any,<:Zeros}) = zero!(A.data)
+zero!(A::CachedArray{<:Any,N,<:Any,<:Zeros}) where N = zero!(A.data)

src/lazyconcat.jl

@@ -256,7 +256,7 @@ end
 
 _vec(a) = a
 _vec(a::AbstractArray) = vec(a)
-
+_vec(a::Adjoint{<:Number,<:AbstractVector}) = _vec(parent(a))
 vec(A::Hcat) = Vcat(_vec.(A.args)...)