Your files worked for me. I am minting new blocks.
my getcheckpoint
{
"synccheckpoint" : "68a8a2b70fd4e81017543e5527f19e293527311f497d718641cdd9aac00b1179",
"height" : 2512893,
"timestamp" : "2018-05-05 15:49:02 UTC",
"policy" : "strict"
}
Currently 12 connections.