Reduced problem size to avoid stack overflow in Julia 1.1

Author: HildingElmqvist

test/symbolic/BLTandPantelides/testBLTandPantelides.jl

@@ -397,7 +397,7 @@ function bigTest(G)
   end
 end
 
-const n=10000  # Stack overflow for band and n=100000
+const n=5000  # Stack overflow for band and n=10000
 const nFull=1000
 
 function test()