WiimoteReal: Rename IONix to IOLinux

IONix.cpp really isn't for Unix, as the name would imply, but only
for Linux, so there is no reason to name it IONix.

Source/Core/Core/CMakeLists.txt

@@ -256,7 +256,7 @@ elseif(APPLE)
 elseif(UNIX)
 	set(SRCS ${SRCS} HW/BBA-TAP/TAP_Unix.cpp)
 	if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND BLUEZ_FOUND)
-		set(SRCS ${SRCS} HW/WiimoteReal/IONix.cpp)
+		set(SRCS ${SRCS} HW/WiimoteReal/IOLinux.cpp)
 		set(LIBS ${LIBS} bluetooth)
 	elseif(ANDROID)
 		set(SRCS ${SRCS} HW/WiimoteReal/IOAndroid.cpp)

Source/Core/Core/HW/WiimoteReal/IOLinux.cpp

@@ -10,7 +10,7 @@
 
 #include "Common/CommonTypes.h"
 #include "Common/Logging/Log.h"
-#include "Core/HW/WiimoteReal/IONix.h"
+#include "Core/HW/WiimoteReal/IOLinux.h"
 
 namespace WiimoteReal
 {

Source/Core/Core/HW/WiimoteReal/WiimoteReal.cpp

@@ -18,7 +18,7 @@
 #include "Core/HW/WiimoteEmu/WiimoteEmu.h"
 #include "Core/HW/WiimoteEmu/WiimoteHid.h"
 #include "Core/HW/WiimoteReal/IOAndroid.h"
-#include "Core/HW/WiimoteReal/IONix.h"
+#include "Core/HW/WiimoteReal/IOLinux.h"
 #include "Core/HW/WiimoteReal/IOWin.h"
 #include "Core/HW/WiimoteReal/IOdarwin.h"
 #include "Core/Host.h"