Using a global variable to register meta types instead of the main() function.

Prevents needing to have extra includes in the main.

src/pglab/ASyncDBConnection.cpp

@@ -4,6 +4,20 @@
 
 using namespace boost::asio;
 
+namespace {
+
+    class registerMetaTypes {
+    public:
+        registerMetaTypes()
+        {
+            qRegisterMetaType<ASyncDBConnection::State>();
+            qRegisterMetaType<Pgsql::ErrorDetails>();
+        }
+    } registerMetaTypes_instance;
+    
+    
+}
+
 ASyncDBConnection::ASyncDBConnection(boost::asio::io_service &ios)
     : m_asioSock(ios)
 {}