use pch on the project. Removed all include that are now not necessary

Romeo/src/JsonParser.cpp

@@ -4,7 +4,6 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
-#include <new>
 
 namespace Romeo
 {

Romeo/src/main.cpp

@@ -14,7 +14,7 @@
 #include <Core/JulietInit.h>
 #include <Core/HAL/Filesystem/Filesystem.h>
 #include <Core/Thread/Mutex.h>
-#include <thread>
+
 #include "Database.h"
 #include "MarkdownGenerator.h"