Enhancement - delete sequences

- Implemented sequences for delete command
- Renamed T::inSequence to T::sequenceContains, which makes the code
  read more naturally.

src/T.cpp

@@ -290,7 +290,7 @@ void T::addAnnotation (const std::string& description)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-bool T::inSequence (int id) const
+bool T::sequenceContains (int id) const
 {
   foreach (seq, mSequence)
     if (*seq == id)

src/T.h

@@ -84,7 +84,7 @@ public:
   void getAnnotations (std::map <time_t, std::string>&) const;
   void setAnnotations (const std::map <time_t, std::string>&);
   void addAnnotation (const std::string&);
-  bool inSequence (int) const;
+  bool sequenceContains (int) const;
 
   const std::string compose () const;
   const std::string composeCSV ();

src/command.cpp

@@ -439,13 +439,13 @@ std::string handleDelete (TDB& tdb, T& task, Config& conf)
 {
   std::stringstream out;
 
-  if (!conf.get (std::string ("confirmation"), false) || confirm ("Permanently delete task?"))
+  std::vector <T> all;
+  tdb.allPendingT (all);
+  foreach (t, all)
   {
-    std::vector <T> all;
-    tdb.allPendingT (all);
-    foreach (t, all)
+    if (t->getId () == task.getId () || task.sequenceContains (t->getId ()))
     {
-      if (t->getId () == task.getId ())
+      if (!conf.get (std::string ("confirmation"), false) || confirm ("Permanently delete task?"))
       {
         // Check for the more complex case of a recurring task.  If this is a
         // recurring task, get confirmation to delete them all.
@@ -494,13 +494,11 @@ std::string handleDelete (TDB& tdb, T& task, Config& conf)
                 << t->getDescription ()
                 << std::endl;
         }
-
-        break;  // No point continuing the loop.
       }
+      else
+        out << "Task not deleted." << std::endl;
     }
   }
-  else
-    out << "Task not deleted." << std::endl;
 
   return out.str ();
 }

src/report.cpp

@@ -271,8 +271,7 @@ std::string handleInfo (TDB& tdb, T& task, Config& conf)
   {
     T refTask (tasks[i]);
 
-    if (refTask.getId () == task.getId () ||
-        task.inSequence (refTask.getId ()))
+    if (refTask.getId () == task.getId () || task.sequenceContains (refTask.getId ()))
     {
       ++count;