Fixed memory leak

src/input/device_manager.cpp

@@ -47,6 +47,12 @@ DeviceManager::DeviceManager()
     m_multitouch_device = NULL;
 }   // DeviceManager
 
+// -----------------------------------------------------------------------------
+DeviceManager::~DeviceManager()
+{
+    delete m_multitouch_device;
+}   // ~DeviceManager
+
 // -----------------------------------------------------------------------------
 bool DeviceManager::initialize()
 {

src/input/device_manager.hpp

@@ -103,6 +103,7 @@ public:
 
 
     DeviceManager();
+    ~DeviceManager();
 
     // ---- Assign mode ----
     PlayerAssignMode    getAssignMode() const               { return m_assign_mode; }