Add graph and tensor network libraries

Author: mtfishman

docs/make.jl

@@ -45,6 +45,9 @@ docs = [
     name="Home",
     fix_canonical_url=false,
   ),
+  MultiDocumenter.DropdownNav(
+    "Tensor Network Libraries", itensor_multidocref.(["ITensorNetworks"])
+  ),
   MultiDocumenter.DropdownNav(
     "Array Libraries",
     itensor_multidocref.([
@@ -60,6 +63,9 @@ docs = [
     "Symmetric Tensors",
     itensor_multidocref.(["FusionTensors", "GradedUnitRanges", "SymmetrySectors"]),
   ),
+  MultiDocumenter.DropdownNav(
+    "Graph Libraries", itensor_multidocref.(["NamedGraphs", "DataGraphs"])
+  ),
   MultiDocumenter.DropdownNav(
     "Developer Tools",
     itensor_multidocref.([