All coeffs in fromtensor (#224)

* all coeffs in fromtensor

* version bump to v0.7.17

Author: jishnub

Project.toml

@@ -1,6 +1,6 @@
 name = "ApproxFunBase"
 uuid = "fbd15aa5-315a-5a7d-a8a4-24992e37be05"
-version = "0.7.16"
+version = "0.7.17"
 
 [deps]
 AbstractFFTs = "621f4979-c628-5d54-868e-fcf4e3e8185c"

src/Multivariate/TensorSpace.jl

@@ -472,10 +472,9 @@ end
 fromtensor(S::Space,M::AbstractMatrix) = fromtensor(tensorizer(S),M)
 totensor(S::Space,M::AbstractVector) = totensor(tensorizer(S),M)
 
-# we only copy upper triangular of coefficients
 function fromtensor(it::Tensorizer,M::AbstractMatrix)
     n,m=size(M)
-    ret=zeros(eltype(M),blockstop(it,max(n,m)))
+    ret=zeros(eltype(M),blockstop(it,max(n,m)+1))
     k = 1
     for (K,J) in it
         if k > length(ret)