refactor(Core): rename namespaces and macros to acore (#2454)

src/common/Utilities/ByteConverter.h

@@ -4,8 +4,8 @@
  * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
  */
 
-#ifndef TRINITY_BYTECONVERTER_H
-#define TRINITY_BYTECONVERTER_H
+#ifndef ACORE_BYTECONVERTER_H
+#define ACORE_BYTECONVERTER_H
 
 /** ByteConverter reverse your byte order.  This is use
     for cross platform where they have different endians.
@@ -32,7 +32,7 @@ namespace ByteConverter
     }
 }
 
-#if TRINITY_ENDIAN == TRINITY_BIGENDIAN
+#if ACORE_ENDIAN == ACORE_BIGENDIAN
 template<typename T> inline void EndianConvert(T& val) { ByteConverter::apply<T>(&val); }
 template<typename T> inline void EndianConvertReverse(T&) { }
 template<typename T> inline void EndianConvertPtr(void* val) { ByteConverter::apply<T>(val); }

src/common/Utilities/SignalHandler.h

@@ -9,7 +9,7 @@
 
 #include <ace/Event_Handler.h>
 
-namespace Trinity
+namespace acore
 {
 
 /// Handle termination signals

src/common/Utilities/StringFormat.h

@@ -9,7 +9,7 @@
 
 #include "fmt/printf.h"
 
-namespace ACORE
+namespace acore
 {
     /// Default AC string format function.
     template<typename Format, typename... Args>

src/common/Utilities/Timer.h

@@ -4,8 +4,8 @@
  * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
  */
 
-#ifndef TRINITY_TIMER_H
-#define TRINITY_TIMER_H
+#ifndef ACORE_TIMER_H
+#define ACORE_TIMER_H
 
 #include "ace/OS_NS_sys_time.h"
 #include "Common.h"