1. Fix occasional program crash caused by receiving a message in the

form "call1 call2" (no grid, report, etc.).
2. Updated docs


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3336 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

mainwindow.cpp

@@ -1383,7 +1383,8 @@ void MainWindow::readFromStdout()                             //readFromStdout
       bool b=stdmsg_(msg.mid(0,22).toLatin1().constData(),22);
       QStringList w=msg.split(" ",QString::SkipEmptyParts);
       if(b and w[0]==m_myCall) {
-        QString tt=w[2];
+        QString tt="";
+        if(w.length()>=3) tt=w[2];
         bool ok;
         i1=tt.toInt(&ok);
         if(ok and i1>=-50 and i1<50) {