Initialize libsodium and remove openssl headers from util.cpp

src/test/test_bitcoin.cpp

@@ -6,6 +6,8 @@
 
 #include "test_bitcoin.h"
 
+#include "sodium.h"
+
 #include "key.h"
 #include "main.h"
 #include "random.h"
@@ -30,6 +32,7 @@ extern void noui_connect();
 
 BasicTestingSetup::BasicTestingSetup()
 {
+        assert(sodium_init() != -1);
         ECC_Start();
         SetupEnvironment();
         fPrintToDebugLog = false; // don't want to write to debug.log file