Added ability to store creator, updater, date of create and date of edit on entities- columns for this added to Voucher and CampData.

Removed permission check from Service::loadById- caused access violation when user had not have read permission.

core/data/system.cpp

@@ -5,6 +5,11 @@ System::System()
 
 }
 
+System::~System()
+{
+
+}
+
 int System::id() const
 {
     return m_id;

core/data/system.h

@@ -11,6 +11,7 @@ class CORESHARED_EXPORT System
 {
 public:
     System();
+    virtual ~System();
 
     int id() const;
     void setId(int id);