message: [Consensus] Define TestNet changeover block for PIVX v4.0
diff: @@ -209,7 +209,8 @@ public:
  nRejectOldSporkKey = 1569538800; //!> Fully reject old spork key after Thursday, September 26, 2019 11:00:00 PM GMT
  nBlockStakeModifierlV2 = 1967000;
  nBIP65ActivationHeight = 1808634;
  - nBlockTimeProtocolV2 = 2967000;
  + // Activation height for TimeProtocolV2, Blocks V7 and newMessageSignatures
  + nBlockTimeProtocolV2 = 2967000; // !TODO: change me
  // Public coin spend enforcement
  nPublicZCSpends = 1880000;
  @@ -219,7 +220,7 @@ public:
  // Blocks v7
  nBlockLastAccumulatorCheckpoint = 1686240;
  - nBlockV7StartHeight = 2967000;
  + nBlockV7StartHeight = nBlockTimeProtocolV2;
  // Fake Serial Attack
  nFakeSerialBlockheightEnd = 1686229;
  @@ -354,7 +355,8 @@ public:
  nRejectOldSporkKey = 1569538800; //!> Reject old spork key after Thursday, September 26, 2019 11:00:00 PM GMT
  nBlockStakeModifierlV2 = 1214000;
  nBIP65ActivationHeight = 851019;
  - nBlockTimeProtocolV2 = 2214000;
  + // Activation height for TimeProtocolV2, Blocks V7 and newMessageSignatures
  + nBlockTimeProtocolV2 = 1347000;
  // Public coin spend enforcement
  nPublicZCSpends = 1106100;
  @@ -364,7 +366,7 @@ public:
  // Blocks v7
  nBlockLastAccumulatorCheckpoint = nPublicZCSpends - 10;
  - nBlockV7StartHeight = 2214000;
  + nBlockV7StartHeight = nBlockTimeProtocolV2;
  // Fake Serial Attack
  nFakeSerialBlockheightEnd = -1;
  