fixed and verified communications constraint

@miSim/validate.m

@@ -0,0 +1,12 @@
+function validate(obj)
+    arguments (Input)
+        obj (1, 1) {mustBeA(obj, 'miSim')};
+    end
+    arguments (Output)
+    end
+
+    if max(conncomp(graph(obj.adjacency))) ~= 1
+        warning("Network is not connected");
+    end
+
+end