Let's actually close our sessios on exit.

assignment-client/src/metavoxels/MetavoxelServer.cpp

@@ -29,7 +29,7 @@ void MetavoxelServer::applyEdit(const MetavoxelEditMessage& edit) {
 }
 
 void MetavoxelServer::removeSession(const QUuid& sessionId) {
-    delete _sessions.take(sessionId);
+    _sessions.take(sessionId)->deleteLater();
 }
 
 const char METAVOXEL_SERVER_LOGGING_NAME[] = "metavoxel-server";

interface/src/MetavoxelSystem.cpp

@@ -24,6 +24,12 @@ MetavoxelSystem::MetavoxelSystem() :
     _buffer(QOpenGLBuffer::VertexBuffer) {
 }
 
+MetavoxelSystem::~MetavoxelSystem() {
+    for (QHash<QUuid, MetavoxelClient*>::const_iterator it = _clients.begin(); it != _clients.end(); it++) {
+        delete it.value();
+    }
+}
+
 void MetavoxelSystem::init() {
     if (!_program.isLinked()) {
         switchToResourcesParentIfRequired();

interface/src/MetavoxelSystem.h

@@ -32,6 +32,7 @@ class MetavoxelSystem : public QObject {
 public:
 
     MetavoxelSystem();
+    ~MetavoxelSystem();
 
     void init();