Update doc of reshape

src/reshape.jl

@@ -1,18 +1,8 @@
 """
     Base.reshape(x::Number, dims...)
 
-Reshape any matrix with dimensions "dims"
+Reshape a number `x` into a tensor with `length(dims)` legs that must all be of dimension 1
 
-# Example
-
-```julia-repl
-julia> A = rand(2,3,2)
-
-julia> B = reshape(A,4,3)
-
-julia> size(B) == (4,3) 
-
-```
 """
 function Base.reshape(x::Number, dims...)
     prod(dims) == 1 || throw(DimensionMismatch("new dimensions $(dims) must be consistent with array size 1"))