Removed debug hack left in the last commit.

src/dgraph/interpreter.cpp

@@ -400,7 +400,6 @@ cmdComputeSignal( const std::string& cmdLine, std::istringstream& cmdArg, std::o
 void Interpreter::
 cmd( const std::string& cmdLine, istringstream& cmdArg, std::ostream& os )
 {
- cout << "#HACK cmd(" << cmdArg.str() << ")" << endl;
   istringstream cmdparse(cmdLine.c_str());
   string obj,fun;
   if (cmdLine.find_first_not_of(" ") == string::npos)
@@ -487,7 +486,6 @@ ShellFunctionRegisterer( const std::string& funName,
 			    const Interpreter::ShellBasicFunction& f)
 {
   dgDEBUGIN(25);
-  cout << "#HACK registering " << funName << endl;
   Shell.registerFunction(funName,f);
   dgDEBUGOUT(25);
 }