Add help for validation_create.

src/main.cpp

@@ -41,6 +41,7 @@ void printHelp()
 	cout << "     unl_list" << endl;
 	cout << "     unl_reset" << endl;
 	cout << "     unlock <passphrase>" << endl;
+	cout << "     validation_create [<seed>|<pass_phrase>|<key>]" << endl;
 }
 
 int parseCommandline(int argc, char* argv[])

src/rfc1751.cpp

@@ -431,8 +431,6 @@ static int etob(std::string& strData, std::vector<std::string> vsHuman)
 //  -2 if words are okay but parity is wrong.
 int eng2key(std::string& strKey, const std::string strHuman)
 {
-	using namespace boost::adaptors;
-
     std::vector<std::string> vWords;
 	std::string	strFirst, strSecond;
 	int	rc=0;