VCS: Allow unlimited timeout

Change-Id: I1544b6ed01e7f7d8aeaaef57c40d1f6afc83a664
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/vcsbase/command.cpp

@@ -247,7 +247,8 @@ void Command::run()
 
         process->closeWriteChannel();
         const int timeOutSeconds = d->m_jobs.at(j).timeout;
-        if (!Utils::SynchronousProcess::readDataFromProcess(*process, timeOutSeconds * 1000,
+        if (!Utils::SynchronousProcess::readDataFromProcess(*process,
+                                                            timeOutSeconds >= 0 ? timeOutSeconds * 1000 : -1,
                                                             &stdOut, &stdErr, false)) {
             Utils::SynchronousProcess::stopProcess(*process);
             ok = false;