Add version number to Network

Remove uneeded console output

sample/main.cc

@@ -226,6 +226,7 @@ int main(int argc, char** argv)
     //showCPDS(network);
     cout << "Score: " << network.score(Xd, y) << endl;
     cout << "PyTorch version: " << TORCH_VERSION << endl;
+    cout << "BayesNet version: " << network.version() << endl;
     unsigned int nthreads = std::thread::hardware_concurrency();
     cout << "Computer has " << nthreads << " cores." << endl;
     return 0;

src/Network.cc

@@ -100,7 +100,6 @@ namespace bayesnet {
         if (maxThreadsRunning < 1) {
             maxThreadsRunning = 1;
         }
-        cout << "Using " << maxThreadsRunning << " threads" << " maxThreads: " << maxThreads << endl;
         vector<thread> threads;
         mutex mtx;
         condition_variable cv;

src/Network.h

@@ -36,6 +36,7 @@ namespace bayesnet {
         vector<int> predict(const vector<vector<int>>&);
         vector<pair<int, double>> predict_proba(const vector<vector<int>>&);
         double score(const vector<vector<int>>&, const vector<int>&);
+        inline string version() { return "0.1.0"; }
     };
 }
 #endif