Update README

Author: mtfishman

README.md

@@ -43,13 +43,7 @@ Automatic allocation
 
 ````julia
 a = ITensor(i, j)
-````
-
-Broken, need to fix:
 a[j[1], i[2]] = 1 + 2im
-
-````julia
-a[2, 1] = 1 + 2im
 eltype(a) == Complex{Int}
 @test a[i[2], j[1]] == 1 + 2im
 ````