Correcting fs-watcher (executor now requires explicit start and shutdown)
diff --git a/fs-watcher/fs-watcher.cc b/fs-watcher/fs-watcher.cc
index cdbff3c..86c0f80 100644
--- a/fs-watcher/fs-watcher.cc
+++ b/fs-watcher/fs-watcher.cc
@@ -48,10 +48,12 @@
   connect (m_watcher, SIGNAL (fileChanged (QString)),      this, SLOT (DidFileChanged (QString)));
 
   m_executor.execute (bind (&FsWatcher::ScanDirectory_Notify_Execute, this, m_dirPath));
+  m_executor.start ();
 }
 
 FsWatcher::~FsWatcher()
 {
+  m_executor.shutdown ();
   delete m_watcher;
 }