Hack to fix Travis Omni Core RegTest

Our Travis tests are still testing an old Omni Core. Since consensusj 0.5.0
updated the default port for RegTest RPC, we need to this workaround
until we make other changes.

omnij-rpc/src/integ/groovy/foundation/omni/BaseRegTestSpec.groovy

@@ -25,7 +25,14 @@ abstract class BaseRegTestSpec extends Specification implements OmniTestClientDe
     static final protected String rpcTestPassword = testServers.rpcTestPassword;
 
     {
-        client = new OmniTestClient(RegTestParams.get(), RpcURI.defaultRegTestURI, rpcTestUser, rpcTestPassword)
+        // If Bitcoin Core 0.16.0 or greater, rpc port for RegTest has changed. ConsensusJ 0.5.0
+        // reflects this change, but Travis tests are still testing an old Omni Core.
+        // Previously Bitcoin Core (and Omni Core) used the same port as TESTNET for REGTEST
+        // This recentBitcoinCore hack allows those tests to pass until we update `travis.yml`
+        // and any other test configuration/infrastructure, etc.
+        boolean recentBitcoinCore = false;
+        URI regTestRpcUri = recentBitcoinCore ? RpcURI.defaultRegTestURI : RpcURI.defaultTestNetURI
+        client = new OmniTestClient(RegTestParams.get(), regTestRpcUri, rpcTestUser, rpcTestPassword)
         fundingSource = new RegTestFundingSource(client)
     }