Move generic logger on the Wine side to common.h

We'll also need this for VST2 plugins when we start caching the time
info.

src/wine-host/bridges/common.cpp

@@ -19,7 +19,7 @@
 #include "../editor.h"
 
 HostBridge::HostBridge(boost::filesystem::path plugin_path)
-    : plugin_path(plugin_path) {}
+    : plugin_path(plugin_path), generic_logger(Logger::create_wine_stderr()) {}
 
 void HostBridge::handle_win32_events() {
     MSG msg;