Various improvements.

Utils/prime.cpp

@@ -0,0 +1,18 @@
+/*
+ * prime.cpp
+ *
+ */
+
+#include "Math/gfp.h"
+#include "Math/Setup.h"
+
+int main(int argc, char** argv)
+{
+    int lgp = gfp0::size_in_bits();
+    if (argc > 1)
+        lgp = atoi(argv[1]);
+    if (argc > 2)
+        cout << generate_prime(lgp, 1 << atoi(argv[2])) << endl;
+    else
+        cout << SPDZ_Data_Setup_Primes(lgp) << endl;
+}