Bug fix - hang on cygwin when task updated.

- Fixed bug that caused a hang on cygwin, when a task with multiple
  annotations was edited (thanks to Joe Pulliam).

ChangeLog

@@ -4,6 +4,8 @@
 1.8.4 ()
  + Fixed bug that caused wait: dates to not be properly rendered in a
    readable and preferred format with the "edit" command.
+ + Fixed bug that caused a hang on cygwin, when a task with multiple
+   annotations was edited (thanks to Joe Pulliam).
 
 ------ old releases ------------------------------
 

src/Task.cpp

@@ -441,10 +441,14 @@ void Task::addAnnotation (const std::string& description)
 void Task::removeAnnotations ()
 {
   // Erase old annotations.
-  Record::iterator i;
-  for (i = this->begin (); i != this->end (); ++i)
+  Record::iterator i = this->begin ();
+  while (i != this->end ())
+  {
     if (i->first.substr (0, 11) == "annotation_") // No i18n
-      this->erase (i);
+      this->erase (i++);
+    else
+      i++;
+  }
 }
 
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