common: Rewrite logging based on cut down citra logger (#86)

* common: Rewrite logging based on cut down Citra logger

* code: Misc fixes

* core: Bring back tls handler

* linker: Cleanup

* config: Remove log level

* logging: Enable console output by default

* core: Fix windows build

src/emulator.cpp

@@ -197,7 +197,6 @@ void emuRun() {
             }
         }
     }
-    std::exit(0);
 }
 
 HLE::Libs::Graphics::GraphicCtx* getGraphicCtx() {